Home / 9,961.42-13,752.28-5,983.50

Finding the Fourth Proportional to 9,961.42, 13,752.28 and 5,983.50

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Solution

The fourth proportional to 9,961.42, 13,752.28 and 5,983.50 is: 8,260.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,961.42 : 13,752.28 = 5,983.50 : x
  2. Step 2: Convert to fraction form
    9,961.42/13,752.28 = 5,983.50/x
  3. Step 3: Cross multiply
    9,961.42x = 13,752.28 × 5,983.50
  4. Step 4: Simplify right side
    9,961.42x = 82,286,767.38
  5. Step 5: Solve for x
    x = 82,286,767.38/9,961.42
  6. Step 6: Final answer
    x = 8,260.55

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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.