Home / 5,700.96-8,551.68-1,805.28

Finding the Fourth Proportional to 5,700.96, 8,551.68 and 1,805.28

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Solution

The fourth proportional to 5,700.96, 8,551.68 and 1,805.28 is: 2,708.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,700.96 : 8,551.68 = 1,805.28 : x
  2. Step 2: Convert to fraction form
    5,700.96/8,551.68 = 1,805.28/x
  3. Step 3: Cross multiply
    5,700.96x = 8,551.68 × 1,805.28
  4. Step 4: Simplify right side
    5,700.96x = 15,438,176.87
  5. Step 5: Solve for x
    x = 15,438,176.87/5,700.96
  6. Step 6: Final answer
    x = 2,708.00

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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.