Home / 10,366.32-15,543.96-4,520.16

Finding the Fourth Proportional to 10,366.32, 15,543.96 and 4,520.16

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Solution

The fourth proportional to 10,366.32, 15,543.96 and 4,520.16 is: 6,777.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.32 : 15,543.96 = 4,520.16 : x
  2. Step 2: Convert to fraction form
    10,366.32/15,543.96 = 4,520.16/x
  3. Step 3: Cross multiply
    10,366.32x = 15,543.96 × 4,520.16
  4. Step 4: Simplify right side
    10,366.32x = 70,261,186.23
  5. Step 5: Solve for x
    x = 70,261,186.23/10,366.32
  6. Step 6: Final answer
    x = 6,777.83

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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.