Home / 9,156.16-12,635.52-4,964.40

Finding the Fourth Proportional to 9,156.16, 12,635.52 and 4,964.40

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Solution

The fourth proportional to 9,156.16, 12,635.52 and 4,964.40 is: 6,850.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156.16 : 12,635.52 = 4,964.40 : x
  2. Step 2: Convert to fraction form
    9,156.16/12,635.52 = 4,964.40/x
  3. Step 3: Cross multiply
    9,156.16x = 12,635.52 × 4,964.40
  4. Step 4: Simplify right side
    9,156.16x = 62,727,775.49
  5. Step 5: Solve for x
    x = 62,727,775.49/9,156.16
  6. Step 6: Final answer
    x = 6,850.88

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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.