Home / 10,983.20-15,157.26-6,204.18

Finding the Fourth Proportional to 10,983.20, 15,157.26 and 6,204.18

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Solution

The fourth proportional to 10,983.20, 15,157.26 and 6,204.18 is: 8,562.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,983.20 : 15,157.26 = 6,204.18 : x
  2. Step 2: Convert to fraction form
    10,983.20/15,157.26 = 6,204.18/x
  3. Step 3: Cross multiply
    10,983.20x = 15,157.26 × 6,204.18
  4. Step 4: Simplify right side
    10,983.20x = 94,038,369.35
  5. Step 5: Solve for x
    x = 94,038,369.35/10,983.20
  6. Step 6: Final answer
    x = 8,562.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.