Home / 6,119.15-9,132.44-5,528.66

Finding the Fourth Proportional to 6,119.15, 9,132.44 and 5,528.66

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Solution

The fourth proportional to 6,119.15, 9,132.44 and 5,528.66 is: 8,251.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.15 : 9,132.44 = 5,528.66 : x
  2. Step 2: Convert to fraction form
    6,119.15/9,132.44 = 5,528.66/x
  3. Step 3: Cross multiply
    6,119.15x = 9,132.44 × 5,528.66
  4. Step 4: Simplify right side
    6,119.15x = 50,490,082.42
  5. Step 5: Solve for x
    x = 50,490,082.42/6,119.15
  6. Step 6: Final answer
    x = 8,251.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.