Home / 8,158.52-12,230.35-2,963.18

Finding the Fourth Proportional to 8,158.52, 12,230.35 and 2,963.18

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Solution

The fourth proportional to 8,158.52, 12,230.35 and 2,963.18 is: 4,442.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.52 : 12,230.35 = 2,963.18 : x
  2. Step 2: Convert to fraction form
    8,158.52/12,230.35 = 2,963.18/x
  3. Step 3: Cross multiply
    8,158.52x = 12,230.35 × 2,963.18
  4. Step 4: Simplify right side
    8,158.52x = 36,240,728.51
  5. Step 5: Solve for x
    x = 36,240,728.51/8,158.52
  6. Step 6: Final answer
    x = 4,442.07

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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.