Home / 9,006.03-12,428.27-5,230.12

Finding the Fourth Proportional to 9,006.03, 12,428.27 and 5,230.12

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Solution

The fourth proportional to 9,006.03, 12,428.27 and 5,230.12 is: 7,217.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006.03 : 12,428.27 = 5,230.12 : x
  2. Step 2: Convert to fraction form
    9,006.03/12,428.27 = 5,230.12/x
  3. Step 3: Cross multiply
    9,006.03x = 12,428.27 × 5,230.12
  4. Step 4: Simplify right side
    9,006.03x = 65,001,365.57
  5. Step 5: Solve for x
    x = 65,001,365.57/9,006.03
  6. Step 6: Final answer
    x = 7,217.54

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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.