Home / 8,890.20-13,335.95-3,046.76

Finding the Fourth Proportional to 8,890.20, 13,335.95 and 3,046.76

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Solution

The fourth proportional to 8,890.20, 13,335.95 and 3,046.76 is: 4,570.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.20 : 13,335.95 = 3,046.76 : x
  2. Step 2: Convert to fraction form
    8,890.20/13,335.95 = 3,046.76/x
  3. Step 3: Cross multiply
    8,890.20x = 13,335.95 × 3,046.76
  4. Step 4: Simplify right side
    8,890.20x = 40,631,439.02
  5. Step 5: Solve for x
    x = 40,631,439.02/8,890.20
  6. Step 6: Final answer
    x = 4,570.36

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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.