Home / 11,307.53-15,604.44-6,272.21

Finding the Fourth Proportional to 11,307.53, 15,604.44 and 6,272.21

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Solution

The fourth proportional to 11,307.53, 15,604.44 and 6,272.21 is: 8,655.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307.53 : 15,604.44 = 6,272.21 : x
  2. Step 2: Convert to fraction form
    11,307.53/15,604.44 = 6,272.21/x
  3. Step 3: Cross multiply
    11,307.53x = 15,604.44 × 6,272.21
  4. Step 4: Simplify right side
    11,307.53x = 97,874,340.10
  5. Step 5: Solve for x
    x = 97,874,340.10/11,307.53
  6. Step 6: Final answer
    x = 8,655.68

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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.