Home / 5,756.59-7,943.80-3,398.27

Finding the Fourth Proportional to 5,756.59, 7,943.80 and 3,398.27

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Solution

The fourth proportional to 5,756.59, 7,943.80 and 3,398.27 is: 4,689.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,756.59 : 7,943.80 = 3,398.27 : x
  2. Step 2: Convert to fraction form
    5,756.59/7,943.80 = 3,398.27/x
  3. Step 3: Cross multiply
    5,756.59x = 7,943.80 × 3,398.27
  4. Step 4: Simplify right side
    5,756.59x = 26,995,160.23
  5. Step 5: Solve for x
    x = 26,995,160.23/5,756.59
  6. Step 6: Final answer
    x = 4,689.44

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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.