Home / 6,125.92-9,190.28-4,881.20

Finding the Fourth Proportional to 6,125.92, 9,190.28 and 4,881.20

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Solution

The fourth proportional to 6,125.92, 9,190.28 and 4,881.20 is: 7,322.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.92 : 9,190.28 = 4,881.20 : x
  2. Step 2: Convert to fraction form
    6,125.92/9,190.28 = 4,881.20/x
  3. Step 3: Cross multiply
    6,125.92x = 9,190.28 × 4,881.20
  4. Step 4: Simplify right side
    6,125.92x = 44,859,594.74
  5. Step 5: Solve for x
    x = 44,859,594.74/6,125.92
  6. Step 6: Final answer
    x = 7,322.92

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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.