Home / 5,664.52-7,817.25-3,146.82

Finding the Fourth Proportional to 5,664.52, 7,817.25 and 3,146.82

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Solution

The fourth proportional to 5,664.52, 7,817.25 and 3,146.82 is: 4,342.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.52 : 7,817.25 = 3,146.82 : x
  2. Step 2: Convert to fraction form
    5,664.52/7,817.25 = 3,146.82/x
  3. Step 3: Cross multiply
    5,664.52x = 7,817.25 × 3,146.82
  4. Step 4: Simplify right side
    5,664.52x = 24,599,461.13
  5. Step 5: Solve for x
    x = 24,599,461.13/5,664.52
  6. Step 6: Final answer
    x = 4,342.73

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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.