Home / 5,616.88-8,425.64-2,330.20

Finding the Fourth Proportional to 5,616.88, 8,425.64 and 2,330.20

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Solution

The fourth proportional to 5,616.88, 8,425.64 and 2,330.20 is: 3,495.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,616.88 : 8,425.64 = 2,330.20 : x
  2. Step 2: Convert to fraction form
    5,616.88/8,425.64 = 2,330.20/x
  3. Step 3: Cross multiply
    5,616.88x = 8,425.64 × 2,330.20
  4. Step 4: Simplify right side
    5,616.88x = 19,633,426.33
  5. Step 5: Solve for x
    x = 19,633,426.33/5,616.88
  6. Step 6: Final answer
    x = 3,495.43

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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.