Home / 9,092.16-12,545.28-5,113.44

Finding the Fourth Proportional to 9,092.16, 12,545.28 and 5,113.44

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Solution

The fourth proportional to 9,092.16, 12,545.28 and 5,113.44 is: 7,055.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,092.16 : 12,545.28 = 5,113.44 : x
  2. Step 2: Convert to fraction form
    9,092.16/12,545.28 = 5,113.44/x
  3. Step 3: Cross multiply
    9,092.16x = 12,545.28 × 5,113.44
  4. Step 4: Simplify right side
    9,092.16x = 64,149,536.56
  5. Step 5: Solve for x
    x = 64,149,536.56/9,092.16
  6. Step 6: Final answer
    x = 7,055.48

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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.