Home / 9,342.68-12,892.31-5,360.99

Finding the Fourth Proportional to 9,342.68, 12,892.31 and 5,360.99

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Solution

The fourth proportional to 9,342.68, 12,892.31 and 5,360.99 is: 7,397.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,342.68 : 12,892.31 = 5,360.99 : x
  2. Step 2: Convert to fraction form
    9,342.68/12,892.31 = 5,360.99/x
  3. Step 3: Cross multiply
    9,342.68x = 12,892.31 × 5,360.99
  4. Step 4: Simplify right side
    9,342.68x = 69,115,544.99
  5. Step 5: Solve for x
    x = 69,115,544.99/9,342.68
  6. Step 6: Final answer
    x = 7,397.83

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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.