Home / 9,881.34-14,820.36-3,306.66

Finding the Fourth Proportional to 9,881.34, 14,820.36 and 3,306.66

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Solution

The fourth proportional to 9,881.34, 14,820.36 and 3,306.66 is: 4,959.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881.34 : 14,820.36 = 3,306.66 : x
  2. Step 2: Convert to fraction form
    9,881.34/14,820.36 = 3,306.66/x
  3. Step 3: Cross multiply
    9,881.34x = 14,820.36 × 3,306.66
  4. Step 4: Simplify right side
    9,881.34x = 49,005,891.60
  5. Step 5: Solve for x
    x = 49,005,891.60/9,881.34
  6. Step 6: Final answer
    x = 4,959.44

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1.5x scale

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.