Home / 8,348.20-11,521.78-4,763.14

Finding the Fourth Proportional to 8,348.20, 11,521.78 and 4,763.14

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Solution

The fourth proportional to 8,348.20, 11,521.78 and 4,763.14 is: 6,573.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348.20 : 11,521.78 = 4,763.14 : x
  2. Step 2: Convert to fraction form
    8,348.20/11,521.78 = 4,763.14/x
  3. Step 3: Cross multiply
    8,348.20x = 11,521.78 × 4,763.14
  4. Step 4: Simplify right side
    8,348.20x = 54,879,810.48
  5. Step 5: Solve for x
    x = 54,879,810.48/8,348.20
  6. Step 6: Final answer
    x = 6,573.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.