Home / 9,409.32-14,113.98-3,251.88

Finding the Fourth Proportional to 9,409.32, 14,113.98 and 3,251.88

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Solution

The fourth proportional to 9,409.32, 14,113.98 and 3,251.88 is: 4,877.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,409.32 : 14,113.98 = 3,251.88 : x
  2. Step 2: Convert to fraction form
    9,409.32/14,113.98 = 3,251.88/x
  3. Step 3: Cross multiply
    9,409.32x = 14,113.98 × 3,251.88
  4. Step 4: Simplify right side
    9,409.32x = 45,896,969.28
  5. Step 5: Solve for x
    x = 45,896,969.28/9,409.32
  6. Step 6: Final answer
    x = 4,877.82

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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.