Home / 8,869.15-13,294.74-5,751.13

Finding the Fourth Proportional to 8,869.15, 13,294.74 and 5,751.13

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Solution

The fourth proportional to 8,869.15, 13,294.74 and 5,751.13 is: 8,620.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869.15 : 13,294.74 = 5,751.13 : x
  2. Step 2: Convert to fraction form
    8,869.15/13,294.74 = 5,751.13/x
  3. Step 3: Cross multiply
    8,869.15x = 13,294.74 × 5,751.13
  4. Step 4: Simplify right side
    8,869.15x = 76,459,778.06
  5. Step 5: Solve for x
    x = 76,459,778.06/8,869.15
  6. Step 6: Final answer
    x = 8,620.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.