Home / 8,902.16-13,349.05-5,205.52

Finding the Fourth Proportional to 8,902.16, 13,349.05 and 5,205.52

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Solution

The fourth proportional to 8,902.16, 13,349.05 and 5,205.52 is: 7,805.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902.16 : 13,349.05 = 5,205.52 : x
  2. Step 2: Convert to fraction form
    8,902.16/13,349.05 = 5,205.52/x
  3. Step 3: Cross multiply
    8,902.16x = 13,349.05 × 5,205.52
  4. Step 4: Simplify right side
    8,902.16x = 69,488,746.76
  5. Step 5: Solve for x
    x = 69,488,746.76/8,902.16
  6. Step 6: Final answer
    x = 7,805.83

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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.