Home / 8,854.53-13,283.42-3,660.81

Finding the Fourth Proportional to 8,854.53, 13,283.42 and 3,660.81

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Solution

The fourth proportional to 8,854.53, 13,283.42 and 3,660.81 is: 5,491.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.53 : 13,283.42 = 3,660.81 : x
  2. Step 2: Convert to fraction form
    8,854.53/13,283.42 = 3,660.81/x
  3. Step 3: Cross multiply
    8,854.53x = 13,283.42 × 3,660.81
  4. Step 4: Simplify right side
    8,854.53x = 48,628,058.47
  5. Step 5: Solve for x
    x = 48,628,058.47/8,854.53
  6. Step 6: Final answer
    x = 5,491.88

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1.5x scale

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.