Home / 8,254.56-11,383.68-5,605.92

Finding the Fourth Proportional to 8,254.56, 11,383.68 and 5,605.92

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Solution

The fourth proportional to 8,254.56, 11,383.68 and 5,605.92 is: 7,731.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.56 : 11,383.68 = 5,605.92 : x
  2. Step 2: Convert to fraction form
    8,254.56/11,383.68 = 5,605.92/x
  3. Step 3: Cross multiply
    8,254.56x = 11,383.68 × 5,605.92
  4. Step 4: Simplify right side
    8,254.56x = 63,815,999.39
  5. Step 5: Solve for x
    x = 63,815,999.39/8,254.56
  6. Step 6: Final answer
    x = 7,731.00

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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.