Home / 9,006.10-12,428.40-5,027.21

Finding the Fourth Proportional to 9,006.10, 12,428.40 and 5,027.21

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Solution

The fourth proportional to 9,006.10, 12,428.40 and 5,027.21 is: 6,937.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006.10 : 12,428.40 = 5,027.21 : x
  2. Step 2: Convert to fraction form
    9,006.10/12,428.40 = 5,027.21/x
  3. Step 3: Cross multiply
    9,006.10x = 12,428.40 × 5,027.21
  4. Step 4: Simplify right side
    9,006.10x = 62,480,180.08
  5. Step 5: Solve for x
    x = 62,480,180.08/9,006.10
  6. Step 6: Final answer
    x = 6,937.54

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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.