Home / 5,669.08-7,823.17-3,151.12

Finding the Fourth Proportional to 5,669.08, 7,823.17 and 3,151.12

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Solution

The fourth proportional to 5,669.08, 7,823.17 and 3,151.12 is: 4,348.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.08 : 7,823.17 = 3,151.12 : x
  2. Step 2: Convert to fraction form
    5,669.08/7,823.17 = 3,151.12/x
  3. Step 3: Cross multiply
    5,669.08x = 7,823.17 × 3,151.12
  4. Step 4: Simplify right side
    5,669.08x = 24,651,731.69
  5. Step 5: Solve for x
    x = 24,651,731.69/5,669.08
  6. Step 6: Final answer
    x = 4,348.46

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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.