Home / 9,368.45-14,049.56-3,126.72

Finding the Fourth Proportional to 9,368.45, 14,049.56 and 3,126.72

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Solution

The fourth proportional to 9,368.45, 14,049.56 and 3,126.72 is: 4,689.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,368.45 : 14,049.56 = 3,126.72 : x
  2. Step 2: Convert to fraction form
    9,368.45/14,049.56 = 3,126.72/x
  3. Step 3: Cross multiply
    9,368.45x = 14,049.56 × 3,126.72
  4. Step 4: Simplify right side
    9,368.45x = 43,929,048.06
  5. Step 5: Solve for x
    x = 43,929,048.06/9,368.45
  6. Step 6: Final answer
    x = 4,689.04

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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.