Home / 7,381.59-11,074.20-6,080.32

Finding the Fourth Proportional to 7,381.59, 11,074.20 and 6,080.32

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Solution

The fourth proportional to 7,381.59, 11,074.20 and 6,080.32 is: 9,121.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.59 : 11,074.20 = 6,080.32 : x
  2. Step 2: Convert to fraction form
    7,381.59/11,074.20 = 6,080.32/x
  3. Step 3: Cross multiply
    7,381.59x = 11,074.20 × 6,080.32
  4. Step 4: Simplify right side
    7,381.59x = 67,334,679.74
  5. Step 5: Solve for x
    x = 67,334,679.74/7,381.59
  6. Step 6: Final answer
    x = 9,121.98

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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.