Home / 9,064.92-12,508.65-5,287.08

Finding the Fourth Proportional to 9,064.92, 12,508.65 and 5,287.08

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Solution

The fourth proportional to 9,064.92, 12,508.65 and 5,287.08 is: 7,295.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,064.92 : 12,508.65 = 5,287.08 : x
  2. Step 2: Convert to fraction form
    9,064.92/12,508.65 = 5,287.08/x
  3. Step 3: Cross multiply
    9,064.92x = 12,508.65 × 5,287.08
  4. Step 4: Simplify right side
    9,064.92x = 66,134,233.24
  5. Step 5: Solve for x
    x = 66,134,233.24/9,064.92
  6. Step 6: Final answer
    x = 7,295.62

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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.