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Finding the Fourth Proportional to 6,599.88, 9,885.44 and 3,307.24

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Solution

The fourth proportional to 6,599.88, 9,885.44 and 3,307.24 is: 4,953.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,599.88 : 9,885.44 = 3,307.24 : x
  2. Step 2: Convert to fraction form
    6,599.88/9,885.44 = 3,307.24/x
  3. Step 3: Cross multiply
    6,599.88x = 9,885.44 × 3,307.24
  4. Step 4: Simplify right side
    6,599.88x = 32,693,522.59
  5. Step 5: Solve for x
    x = 32,693,522.59/6,599.88
  6. Step 6: Final answer
    x = 4,953.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.