Home / 9,874.20-14,806.98-2,947.32

Finding the Fourth Proportional to 9,874.20, 14,806.98 and 2,947.32

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Solution

The fourth proportional to 9,874.20, 14,806.98 and 2,947.32 is: 4,419.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,874.20 : 14,806.98 = 2,947.32 : x
  2. Step 2: Convert to fraction form
    9,874.20/14,806.98 = 2,947.32/x
  3. Step 3: Cross multiply
    9,874.20x = 14,806.98 × 2,947.32
  4. Step 4: Simplify right side
    9,874.20x = 43,640,908.29
  5. Step 5: Solve for x
    x = 43,640,908.29/9,874.20
  6. Step 6: Final answer
    x = 4,419.69

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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.