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Finding the Fourth Proportional to 5,392.84, 7,437.52 and 3,267.88

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Solution

The fourth proportional to 5,392.84, 7,437.52 and 3,267.88 is: 4,506.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392.84 : 7,437.52 = 3,267.88 : x
  2. Step 2: Convert to fraction form
    5,392.84/7,437.52 = 3,267.88/x
  3. Step 3: Cross multiply
    5,392.84x = 7,437.52 × 3,267.88
  4. Step 4: Simplify right side
    5,392.84x = 24,304,922.86
  5. Step 5: Solve for x
    x = 24,304,922.86/5,392.84
  6. Step 6: Final answer
    x = 4,506.89

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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.