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Finding the Fourth Proportional to 5,058.49, 7,615.06 and 4,549.89

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Solution

The fourth proportional to 5,058.49, 7,615.06 and 4,549.89 is: 6,849.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058.49 : 7,615.06 = 4,549.89 : x
  2. Step 2: Convert to fraction form
    5,058.49/7,615.06 = 4,549.89/x
  3. Step 3: Cross multiply
    5,058.49x = 7,615.06 × 4,549.89
  4. Step 4: Simplify right side
    5,058.49x = 34,647,685.34
  5. Step 5: Solve for x
    x = 34,647,685.34/5,058.49
  6. Step 6: Final answer
    x = 6,849.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.