Home / 6,320.30-9,480.38-2,621.57

Finding the Fourth Proportional to 6,320.30, 9,480.38 and 2,621.57

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Solution

The fourth proportional to 6,320.30, 9,480.38 and 2,621.57 is: 3,932.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.30 : 9,480.38 = 2,621.57 : x
  2. Step 2: Convert to fraction form
    6,320.30/9,480.38 = 2,621.57/x
  3. Step 3: Cross multiply
    6,320.30x = 9,480.38 × 2,621.57
  4. Step 4: Simplify right side
    6,320.30x = 24,853,419.29
  5. Step 5: Solve for x
    x = 24,853,419.29/6,320.30
  6. Step 6: Final answer
    x = 3,932.32

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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.