Home / 5,693.31-8,543.21-1,998.29

Finding the Fourth Proportional to 5,693.31, 8,543.21 and 1,998.29

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Solution

The fourth proportional to 5,693.31, 8,543.21 and 1,998.29 is: 2,998.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.31 : 8,543.21 = 1,998.29 : x
  2. Step 2: Convert to fraction form
    5,693.31/8,543.21 = 1,998.29/x
  3. Step 3: Cross multiply
    5,693.31x = 8,543.21 × 1,998.29
  4. Step 4: Simplify right side
    5,693.31x = 17,071,758.40
  5. Step 5: Solve for x
    x = 17,071,758.40/5,693.31
  6. Step 6: Final answer
    x = 2,998.56

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Double scale
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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.