Home / 9,169.08-12,652.56-5,392.38

Finding the Fourth Proportional to 9,169.08, 12,652.56 and 5,392.38

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Solution

The fourth proportional to 9,169.08, 12,652.56 and 5,392.38 is: 7,441.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169.08 : 12,652.56 = 5,392.38 : x
  2. Step 2: Convert to fraction form
    9,169.08/12,652.56 = 5,392.38/x
  3. Step 3: Cross multiply
    9,169.08x = 12,652.56 × 5,392.38
  4. Step 4: Simplify right side
    9,169.08x = 68,227,411.49
  5. Step 5: Solve for x
    x = 68,227,411.49/9,169.08
  6. Step 6: Final answer
    x = 7,441.03

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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.