Home / 5,630.20-8,445.09-1,734.50

Finding the Fourth Proportional to 5,630.20, 8,445.09 and 1,734.50

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Solution

The fourth proportional to 5,630.20, 8,445.09 and 1,734.50 is: 2,601.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.20 : 8,445.09 = 1,734.50 : x
  2. Step 2: Convert to fraction form
    5,630.20/8,445.09 = 1,734.50/x
  3. Step 3: Cross multiply
    5,630.20x = 8,445.09 × 1,734.50
  4. Step 4: Simplify right side
    5,630.20x = 14,648,008.61
  5. Step 5: Solve for x
    x = 14,648,008.61/5,630.20
  6. Step 6: Final answer
    x = 2,601.69

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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.