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Finding the Fourth Proportional to 4,270.32, 5,890.32 and 3,764.88

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Solution

The fourth proportional to 4,270.32, 5,890.32 and 3,764.88 is: 5,193.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.32 : 5,890.32 = 3,764.88 : x
  2. Step 2: Convert to fraction form
    4,270.32/5,890.32 = 3,764.88/x
  3. Step 3: Cross multiply
    4,270.32x = 5,890.32 × 3,764.88
  4. Step 4: Simplify right side
    4,270.32x = 22,176,347.96
  5. Step 5: Solve for x
    x = 22,176,347.96/4,270.32
  6. Step 6: Final answer
    x = 5,193.13

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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.