Home / 8,854.48-13,287.84-3,660.40

Finding the Fourth Proportional to 8,854.48, 13,287.84 and 3,660.40

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Solution

The fourth proportional to 8,854.48, 13,287.84 and 3,660.40 is: 5,493.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.48 : 13,287.84 = 3,660.40 : x
  2. Step 2: Convert to fraction form
    8,854.48/13,287.84 = 3,660.40/x
  3. Step 3: Cross multiply
    8,854.48x = 13,287.84 × 3,660.40
  4. Step 4: Simplify right side
    8,854.48x = 48,638,809.54
  5. Step 5: Solve for x
    x = 48,638,809.54/8,854.48
  6. Step 6: Final answer
    x = 5,493.13

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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.