Home / 10,572.96-15,861.60-3,552.15

Finding the Fourth Proportional to 10,572.96, 15,861.60 and 3,552.15

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Solution

The fourth proportional to 10,572.96, 15,861.60 and 3,552.15 is: 5,328.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,572.96 : 15,861.60 = 3,552.15 : x
  2. Step 2: Convert to fraction form
    10,572.96/15,861.60 = 3,552.15/x
  3. Step 3: Cross multiply
    10,572.96x = 15,861.60 × 3,552.15
  4. Step 4: Simplify right side
    10,572.96x = 56,342,782.44
  5. Step 5: Solve for x
    x = 56,342,782.44/10,572.96
  6. Step 6: Final answer
    x = 5,328.95

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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.