Home / 4,686.25-7,023.76-2,184.06

Finding the Fourth Proportional to 4,686.25, 7,023.76 and 2,184.06

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Solution

The fourth proportional to 4,686.25, 7,023.76 and 2,184.06 is: 3,273.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.25 : 7,023.76 = 2,184.06 : x
  2. Step 2: Convert to fraction form
    4,686.25/7,023.76 = 2,184.06/x
  3. Step 3: Cross multiply
    4,686.25x = 7,023.76 × 2,184.06
  4. Step 4: Simplify right side
    4,686.25x = 15,340,313.27
  5. Step 5: Solve for x
    x = 15,340,313.27/4,686.25
  6. Step 6: Final answer
    x = 3,273.47

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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.