Home / 5,112.24-7,656.06-3,463.79

Finding the Fourth Proportional to 5,112.24, 7,656.06 and 3,463.79

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Solution

The fourth proportional to 5,112.24, 7,656.06 and 3,463.79 is: 5,187.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112.24 : 7,656.06 = 3,463.79 : x
  2. Step 2: Convert to fraction form
    5,112.24/7,656.06 = 3,463.79/x
  3. Step 3: Cross multiply
    5,112.24x = 7,656.06 × 3,463.79
  4. Step 4: Simplify right side
    5,112.24x = 26,518,966.75
  5. Step 5: Solve for x
    x = 26,518,966.75/5,112.24
  6. Step 6: Final answer
    x = 5,187.35

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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.