Home / 6,320.24-9,478.20-2,571.92

Finding the Fourth Proportional to 6,320.24, 9,478.20 and 2,571.92

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Solution

The fourth proportional to 6,320.24, 9,478.20 and 2,571.92 is: 3,857.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.24 : 9,478.20 = 2,571.92 : x
  2. Step 2: Convert to fraction form
    6,320.24/9,478.20 = 2,571.92/x
  3. Step 3: Cross multiply
    6,320.24x = 9,478.20 × 2,571.92
  4. Step 4: Simplify right side
    6,320.24x = 24,377,172.14
  5. Step 5: Solve for x
    x = 24,377,172.14/6,320.24
  6. Step 6: Final answer
    x = 3,857.00

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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.