Home / 5,621.13-7,748.66-4,624.66

Finding the Fourth Proportional to 5,621.13, 7,748.66 and 4,624.66

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Solution

The fourth proportional to 5,621.13, 7,748.66 and 4,624.66 is: 6,375.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.13 : 7,748.66 = 4,624.66 : x
  2. Step 2: Convert to fraction form
    5,621.13/7,748.66 = 4,624.66/x
  3. Step 3: Cross multiply
    5,621.13x = 7,748.66 × 4,624.66
  4. Step 4: Simplify right side
    5,621.13x = 35,834,939.20
  5. Step 5: Solve for x
    x = 35,834,939.20/5,621.13
  6. Step 6: Final answer
    x = 6,375.04

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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.