Home / 8,150.16-12,227.04-2,955.90

Finding the Fourth Proportional to 8,150.16, 12,227.04 and 2,955.90

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Solution

The fourth proportional to 8,150.16, 12,227.04 and 2,955.90 is: 4,434.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,150.16 : 12,227.04 = 2,955.90 : x
  2. Step 2: Convert to fraction form
    8,150.16/12,227.04 = 2,955.90/x
  3. Step 3: Cross multiply
    8,150.16x = 12,227.04 × 2,955.90
  4. Step 4: Simplify right side
    8,150.16x = 36,141,907.54
  5. Step 5: Solve for x
    x = 36,141,907.54/8,150.16
  6. Step 6: Final answer
    x = 4,434.50

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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.