Home / 8,397.38-11,588.68-4,620.66

Finding the Fourth Proportional to 8,397.38, 11,588.68 and 4,620.66

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Solution

The fourth proportional to 8,397.38, 11,588.68 and 4,620.66 is: 6,376.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.38 : 11,588.68 = 4,620.66 : x
  2. Step 2: Convert to fraction form
    8,397.38/11,588.68 = 4,620.66/x
  3. Step 3: Cross multiply
    8,397.38x = 11,588.68 × 4,620.66
  4. Step 4: Simplify right side
    8,397.38x = 53,547,350.13
  5. Step 5: Solve for x
    x = 53,547,350.13/8,397.38
  6. Step 6: Final answer
    x = 6,376.67

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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.