Home / 10,354.05-14,284.22-8,560.71

Finding the Fourth Proportional to 10,354.05, 14,284.22 and 8,560.71

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Solution

The fourth proportional to 10,354.05, 14,284.22 and 8,560.71 is: 11,810.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354.05 : 14,284.22 = 8,560.71 : x
  2. Step 2: Convert to fraction form
    10,354.05/14,284.22 = 8,560.71/x
  3. Step 3: Cross multiply
    10,354.05x = 14,284.22 × 8,560.71
  4. Step 4: Simplify right side
    10,354.05x = 122,283,022.19
  5. Step 5: Solve for x
    x = 122,283,022.19/10,354.05
  6. Step 6: Final answer
    x = 11,810.16

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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.