Home / 7,373.28-10,177.20-4,388.16

Finding the Fourth Proportional to 7,373.28, 10,177.20 and 4,388.16

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Solution

The fourth proportional to 7,373.28, 10,177.20 and 4,388.16 is: 6,056.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,373.28 : 10,177.20 = 4,388.16 : x
  2. Step 2: Convert to fraction form
    7,373.28/10,177.20 = 4,388.16/x
  3. Step 3: Cross multiply
    7,373.28x = 10,177.20 × 4,388.16
  4. Step 4: Simplify right side
    7,373.28x = 44,659,181.95
  5. Step 5: Solve for x
    x = 44,659,181.95/7,373.28
  6. Step 6: Final answer
    x = 6,056.89

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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.