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Finding the Fourth Proportional to 3,152.70, 4,726.53 and 1,304.73

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Solution

The fourth proportional to 3,152.70, 4,726.53 and 1,304.73 is: 1,956.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.70 : 4,726.53 = 1,304.73 : x
  2. Step 2: Convert to fraction form
    3,152.70/4,726.53 = 1,304.73/x
  3. Step 3: Cross multiply
    3,152.70x = 4,726.53 × 1,304.73
  4. Step 4: Simplify right side
    3,152.70x = 6,166,845.49
  5. Step 5: Solve for x
    x = 6,166,845.49/3,152.70
  6. Step 6: Final answer
    x = 1,956.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.