Home / 6,772.40-10,158.58-2,874.08

Finding the Fourth Proportional to 6,772.40, 10,158.58 and 2,874.08

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Solution

The fourth proportional to 6,772.40, 10,158.58 and 2,874.08 is: 4,311.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772.40 : 10,158.58 = 2,874.08 : x
  2. Step 2: Convert to fraction form
    6,772.40/10,158.58 = 2,874.08/x
  3. Step 3: Cross multiply
    6,772.40x = 10,158.58 × 2,874.08
  4. Step 4: Simplify right side
    6,772.40x = 29,196,571.61
  5. Step 5: Solve for x
    x = 29,196,571.61/6,772.40
  6. Step 6: Final answer
    x = 4,311.11

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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.