Home / 5,700.90-8,551.37-1,805.31

Finding the Fourth Proportional to 5,700.90, 8,551.37 and 1,805.31

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Solution

The fourth proportional to 5,700.90, 8,551.37 and 1,805.31 is: 2,707.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,700.90 : 8,551.37 = 1,805.31 : x
  2. Step 2: Convert to fraction form
    5,700.90/8,551.37 = 1,805.31/x
  3. Step 3: Cross multiply
    5,700.90x = 8,551.37 × 1,805.31
  4. Step 4: Simplify right side
    5,700.90x = 15,437,864.75
  5. Step 5: Solve for x
    x = 15,437,864.75/5,700.90
  6. Step 6: Final answer
    x = 2,707.97

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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.