Home / 9,306.48-13,959.72-3,150

Finding the Fourth Proportional to 9,306.48, 13,959.72 and 3,150

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Solution

The fourth proportional to 9,306.48, 13,959.72 and 3,150 is: 4,725

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306.48 : 13,959.72 = 3,150 : x
  2. Step 2: Convert to fraction form
    9,306.48/13,959.72 = 3,150/x
  3. Step 3: Cross multiply
    9,306.48x = 13,959.72 × 3,150
  4. Step 4: Simplify right side
    9,306.48x = 43,973,118
  5. Step 5: Solve for x
    x = 43,973,118/9,306.48
  6. Step 6: Final answer
    x = 4,725

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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.