Home / 8,885.64-13,331.57-3,954.81

Finding the Fourth Proportional to 8,885.64, 13,331.57 and 3,954.81

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Solution

The fourth proportional to 8,885.64, 13,331.57 and 3,954.81 is: 5,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.64 : 13,331.57 = 3,954.81 : x
  2. Step 2: Convert to fraction form
    8,885.64/13,331.57 = 3,954.81/x
  3. Step 3: Cross multiply
    8,885.64x = 13,331.57 × 3,954.81
  4. Step 4: Simplify right side
    8,885.64x = 52,723,806.58
  5. Step 5: Solve for x
    x = 52,723,806.58/8,885.64
  6. Step 6: Final answer
    x = 5,933.60

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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.