Home / 11,307.99-15,604.50-6,272.17

Finding the Fourth Proportional to 11,307.99, 15,604.50 and 6,272.17

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Solution

The fourth proportional to 11,307.99, 15,604.50 and 6,272.17 is: 8,655.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307.99 : 15,604.50 = 6,272.17 : x
  2. Step 2: Convert to fraction form
    11,307.99/15,604.50 = 6,272.17/x
  3. Step 3: Cross multiply
    11,307.99x = 15,604.50 × 6,272.17
  4. Step 4: Simplify right side
    11,307.99x = 97,874,076.77
  5. Step 5: Solve for x
    x = 97,874,076.77/11,307.99
  6. Step 6: Final answer
    x = 8,655.30

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.