Home / 7,899.92-10,901.76-4,363.04

Finding the Fourth Proportional to 7,899.92, 10,901.76 and 4,363.04

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Solution

The fourth proportional to 7,899.92, 10,901.76 and 4,363.04 is: 6,020.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899.92 : 10,901.76 = 4,363.04 : x
  2. Step 2: Convert to fraction form
    7,899.92/10,901.76 = 4,363.04/x
  3. Step 3: Cross multiply
    7,899.92x = 10,901.76 × 4,363.04
  4. Step 4: Simplify right side
    7,899.92x = 47,564,814.95
  5. Step 5: Solve for x
    x = 47,564,814.95/7,899.92
  6. Step 6: Final answer
    x = 6,020.92

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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.