Home / 10,785.74-14,887.33-6,538.10

Finding the Fourth Proportional to 10,785.74, 14,887.33 and 6,538.10

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Solution

The fourth proportional to 10,785.74, 14,887.33 and 6,538.10 is: 9,024.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,785.74 : 14,887.33 = 6,538.10 : x
  2. Step 2: Convert to fraction form
    10,785.74/14,887.33 = 6,538.10/x
  3. Step 3: Cross multiply
    10,785.74x = 14,887.33 × 6,538.10
  4. Step 4: Simplify right side
    10,785.74x = 97,334,761.49
  5. Step 5: Solve for x
    x = 97,334,761.49/10,785.74
  6. Step 6: Final answer
    x = 9,024.40

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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.