Home / 4,479.80-6,717.28-3,437.22

Finding the Fourth Proportional to 4,479.80, 6,717.28 and 3,437.22

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Solution

The fourth proportional to 4,479.80, 6,717.28 and 3,437.22 is: 5,153.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.80 : 6,717.28 = 3,437.22 : x
  2. Step 2: Convert to fraction form
    4,479.80/6,717.28 = 3,437.22/x
  3. Step 3: Cross multiply
    4,479.80x = 6,717.28 × 3,437.22
  4. Step 4: Simplify right side
    4,479.80x = 23,088,769.16
  5. Step 5: Solve for x
    x = 23,088,769.16/4,479.80
  6. Step 6: Final answer
    x = 5,153.97

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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.