Home / 4,487.15-6,730.76-1,565.46

Finding the Fourth Proportional to 4,487.15, 6,730.76 and 1,565.46

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Solution

The fourth proportional to 4,487.15, 6,730.76 and 1,565.46 is: 2,348.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.15 : 6,730.76 = 1,565.46 : x
  2. Step 2: Convert to fraction form
    4,487.15/6,730.76 = 1,565.46/x
  3. Step 3: Cross multiply
    4,487.15x = 6,730.76 × 1,565.46
  4. Step 4: Simplify right side
    4,487.15x = 10,536,739.46
  5. Step 5: Solve for x
    x = 10,536,739.46/4,487.15
  6. Step 6: Final answer
    x = 2,348.20

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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.