Home / 5,531.84-7,631.54-3,292.46

Finding the Fourth Proportional to 5,531.84, 7,631.54 and 3,292.46

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Solution

The fourth proportional to 5,531.84, 7,631.54 and 3,292.46 is: 4,542.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.84 : 7,631.54 = 3,292.46 : x
  2. Step 2: Convert to fraction form
    5,531.84/7,631.54 = 3,292.46/x
  3. Step 3: Cross multiply
    5,531.84x = 7,631.54 × 3,292.46
  4. Step 4: Simplify right side
    5,531.84x = 25,126,526.53
  5. Step 5: Solve for x
    x = 25,126,526.53/5,531.84
  6. Step 6: Final answer
    x = 4,542.17

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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.