Home / 5,127.91-7,689.06-3,462.01

Finding the Fourth Proportional to 5,127.91, 7,689.06 and 3,462.01

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Solution

The fourth proportional to 5,127.91, 7,689.06 and 3,462.01 is: 5,191.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127.91 : 7,689.06 = 3,462.01 : x
  2. Step 2: Convert to fraction form
    5,127.91/7,689.06 = 3,462.01/x
  3. Step 3: Cross multiply
    5,127.91x = 7,689.06 × 3,462.01
  4. Step 4: Simplify right side
    5,127.91x = 26,619,583.39
  5. Step 5: Solve for x
    x = 26,619,583.39/5,127.91
  6. Step 6: Final answer
    x = 5,191.12

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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.