Home / 4,487.85-6,731.80-1,566.15

Finding the Fourth Proportional to 4,487.85, 6,731.80 and 1,566.15

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Solution

The fourth proportional to 4,487.85, 6,731.80 and 1,566.15 is: 2,349.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.85 : 6,731.80 = 1,566.15 : x
  2. Step 2: Convert to fraction form
    4,487.85/6,731.80 = 1,566.15/x
  3. Step 3: Cross multiply
    4,487.85x = 6,731.80 × 1,566.15
  4. Step 4: Simplify right side
    4,487.85x = 10,543,008.57
  5. Step 5: Solve for x
    x = 10,543,008.57/4,487.85
  6. Step 6: Final answer
    x = 2,349.23

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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.