Home / 9,957.18-14,926.44-3,378.72

Finding the Fourth Proportional to 9,957.18, 14,926.44 and 3,378.72

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Solution

The fourth proportional to 9,957.18, 14,926.44 and 3,378.72 is: 5,064.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,957.18 : 14,926.44 = 3,378.72 : x
  2. Step 2: Convert to fraction form
    9,957.18/14,926.44 = 3,378.72/x
  3. Step 3: Cross multiply
    9,957.18x = 14,926.44 × 3,378.72
  4. Step 4: Simplify right side
    9,957.18x = 50,432,261.36
  5. Step 5: Solve for x
    x = 50,432,261.36/9,957.18
  6. Step 6: Final answer
    x = 5,064.91

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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.