Home / 5,630.10-8,447.55-2,706.90

Finding the Fourth Proportional to 5,630.10, 8,447.55 and 2,706.90

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Solution

The fourth proportional to 5,630.10, 8,447.55 and 2,706.90 is: 4,061.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.10 : 8,447.55 = 2,706.90 : x
  2. Step 2: Convert to fraction form
    5,630.10/8,447.55 = 2,706.90/x
  3. Step 3: Cross multiply
    5,630.10x = 8,447.55 × 2,706.90
  4. Step 4: Simplify right side
    5,630.10x = 22,866,673.10
  5. Step 5: Solve for x
    x = 22,866,673.10/5,630.10
  6. Step 6: Final answer
    x = 4,061.50

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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.