Home / 5,160.47-7,739.06-2,041.29

Finding the Fourth Proportional to 5,160.47, 7,739.06 and 2,041.29

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Solution

The fourth proportional to 5,160.47, 7,739.06 and 2,041.29 is: 3,061.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160.47 : 7,739.06 = 2,041.29 : x
  2. Step 2: Convert to fraction form
    5,160.47/7,739.06 = 2,041.29/x
  3. Step 3: Cross multiply
    5,160.47x = 7,739.06 × 2,041.29
  4. Step 4: Simplify right side
    5,160.47x = 15,797,655.58
  5. Step 5: Solve for x
    x = 15,797,655.58/5,160.47
  6. Step 6: Final answer
    x = 3,061.29

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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.