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Finding the Fourth Proportional to 7,257.52, 10,020.16 and 5,026.25

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Solution

The fourth proportional to 7,257.52, 10,020.16 and 5,026.25 is: 6,939.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.52 : 10,020.16 = 5,026.25 : x
  2. Step 2: Convert to fraction form
    7,257.52/10,020.16 = 5,026.25/x
  3. Step 3: Cross multiply
    7,257.52x = 10,020.16 × 5,026.25
  4. Step 4: Simplify right side
    7,257.52x = 50,363,832.26
  5. Step 5: Solve for x
    x = 50,363,832.26/7,257.52
  6. Step 6: Final answer
    x = 6,939.53

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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.