Home / 10,180.12-15,259.22-6,659.04

Finding the Fourth Proportional to 10,180.12, 15,259.22 and 6,659.04

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Solution

The fourth proportional to 10,180.12, 15,259.22 and 6,659.04 is: 9,981.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.12 : 15,259.22 = 6,659.04 : x
  2. Step 2: Convert to fraction form
    10,180.12/15,259.22 = 6,659.04/x
  3. Step 3: Cross multiply
    10,180.12x = 15,259.22 × 6,659.04
  4. Step 4: Simplify right side
    10,180.12x = 101,611,756.35
  5. Step 5: Solve for x
    x = 101,611,756.35/10,180.12
  6. Step 6: Final answer
    x = 9,981.39

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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.