Home / 9,006.42-12,429.54-5,027.70

Finding the Fourth Proportional to 9,006.42, 12,429.54 and 5,027.70

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Solution

The fourth proportional to 9,006.42, 12,429.54 and 5,027.70 is: 6,938.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006.42 : 12,429.54 = 5,027.70 : x
  2. Step 2: Convert to fraction form
    9,006.42/12,429.54 = 5,027.70/x
  3. Step 3: Cross multiply
    9,006.42x = 12,429.54 × 5,027.70
  4. Step 4: Simplify right side
    9,006.42x = 62,491,998.26
  5. Step 5: Solve for x
    x = 62,491,998.26/9,006.42
  6. Step 6: Final answer
    x = 6,938.61

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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.