Home / 8,951.66-13,428.93-3,759.02

Finding the Fourth Proportional to 8,951.66, 13,428.93 and 3,759.02

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Solution

The fourth proportional to 8,951.66, 13,428.93 and 3,759.02 is: 5,639.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,951.66 : 13,428.93 = 3,759.02 : x
  2. Step 2: Convert to fraction form
    8,951.66/13,428.93 = 3,759.02/x
  3. Step 3: Cross multiply
    8,951.66x = 13,428.93 × 3,759.02
  4. Step 4: Simplify right side
    8,951.66x = 50,479,616.45
  5. Step 5: Solve for x
    x = 50,479,616.45/8,951.66
  6. Step 6: Final answer
    x = 5,639.13

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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.