Home / 8,909.25-13,362.84-2,335.95

Finding the Fourth Proportional to 8,909.25, 13,362.84 and 2,335.95

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Solution

The fourth proportional to 8,909.25, 13,362.84 and 2,335.95 is: 3,503.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,909.25 : 13,362.84 = 2,335.95 : x
  2. Step 2: Convert to fraction form
    8,909.25/13,362.84 = 2,335.95/x
  3. Step 3: Cross multiply
    8,909.25x = 13,362.84 × 2,335.95
  4. Step 4: Simplify right side
    8,909.25x = 31,214,959.51
  5. Step 5: Solve for x
    x = 31,214,959.51/8,909.25
  6. Step 6: Final answer
    x = 3,503.66

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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.