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Finding the Fourth Proportional to 4,592.16, 6,890.40 and 3,494.88

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Solution

The fourth proportional to 4,592.16, 6,890.40 and 3,494.88 is: 5,243.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,592.16 : 6,890.40 = 3,494.88 : x
  2. Step 2: Convert to fraction form
    4,592.16/6,890.40 = 3,494.88/x
  3. Step 3: Cross multiply
    4,592.16x = 6,890.40 × 3,494.88
  4. Step 4: Simplify right side
    4,592.16x = 24,081,121.15
  5. Step 5: Solve for x
    x = 24,081,121.15/4,592.16
  6. Step 6: Final answer
    x = 5,243.96

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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.