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Finding the Fourth Proportional to 3,572.82, 4,925.22 and 2,507.22

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Solution

The fourth proportional to 3,572.82, 4,925.22 and 2,507.22 is: 3,456.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.82 : 4,925.22 = 2,507.22 : x
  2. Step 2: Convert to fraction form
    3,572.82/4,925.22 = 2,507.22/x
  3. Step 3: Cross multiply
    3,572.82x = 4,925.22 × 2,507.22
  4. Step 4: Simplify right side
    3,572.82x = 12,348,610.09
  5. Step 5: Solve for x
    x = 12,348,610.09/3,572.82
  6. Step 6: Final answer
    x = 3,456.26

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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.