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Finding the Fourth Proportional to 5,494.53, 7,577.04 and 3,605.51

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Solution

The fourth proportional to 5,494.53, 7,577.04 and 3,605.51 is: 4,972.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494.53 : 7,577.04 = 3,605.51 : x
  2. Step 2: Convert to fraction form
    5,494.53/7,577.04 = 3,605.51/x
  3. Step 3: Cross multiply
    5,494.53x = 7,577.04 × 3,605.51
  4. Step 4: Simplify right side
    5,494.53x = 27,319,125.95
  5. Step 5: Solve for x
    x = 27,319,125.95/5,494.53
  6. Step 6: Final answer
    x = 4,972.06

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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.