Home / 8,152.92-12,209.40-7,364.04

Finding the Fourth Proportional to 8,152.92, 12,209.40 and 7,364.04

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Solution

The fourth proportional to 8,152.92, 12,209.40 and 7,364.04 is: 11,028.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,152.92 : 12,209.40 = 7,364.04 : x
  2. Step 2: Convert to fraction form
    8,152.92/12,209.40 = 7,364.04/x
  3. Step 3: Cross multiply
    8,152.92x = 12,209.40 × 7,364.04
  4. Step 4: Simplify right side
    8,152.92x = 89,910,509.98
  5. Step 5: Solve for x
    x = 89,910,509.98/8,152.92
  6. Step 6: Final answer
    x = 11,028.01

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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.