Home / 8,935.24-12,330.90-4,902.25

Finding the Fourth Proportional to 8,935.24, 12,330.90 and 4,902.25

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Solution

The fourth proportional to 8,935.24, 12,330.90 and 4,902.25 is: 6,765.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.24 : 12,330.90 = 4,902.25 : x
  2. Step 2: Convert to fraction form
    8,935.24/12,330.90 = 4,902.25/x
  3. Step 3: Cross multiply
    8,935.24x = 12,330.90 × 4,902.25
  4. Step 4: Simplify right side
    8,935.24x = 60,449,154.53
  5. Step 5: Solve for x
    x = 60,449,154.53/8,935.24
  6. Step 6: Final answer
    x = 6,765.25

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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.