Home / 5,422.99-8,127.13-2,457.73

Finding the Fourth Proportional to 5,422.99, 8,127.13 and 2,457.73

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Solution

The fourth proportional to 5,422.99, 8,127.13 and 2,457.73 is: 3,683.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.99 : 8,127.13 = 2,457.73 : x
  2. Step 2: Convert to fraction form
    5,422.99/8,127.13 = 2,457.73/x
  3. Step 3: Cross multiply
    5,422.99x = 8,127.13 × 2,457.73
  4. Step 4: Simplify right side
    5,422.99x = 19,974,264.75
  5. Step 5: Solve for x
    x = 19,974,264.75/5,422.99
  6. Step 6: Final answer
    x = 3,683.26

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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.