Home / 8,862.25-12,230.45-4,883.36

Finding the Fourth Proportional to 8,862.25, 12,230.45 and 4,883.36

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Solution

The fourth proportional to 8,862.25, 12,230.45 and 4,883.36 is: 6,739.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.25 : 12,230.45 = 4,883.36 : x
  2. Step 2: Convert to fraction form
    8,862.25/12,230.45 = 4,883.36/x
  3. Step 3: Cross multiply
    8,862.25x = 12,230.45 × 4,883.36
  4. Step 4: Simplify right side
    8,862.25x = 59,725,748.38
  5. Step 5: Solve for x
    x = 59,725,748.38/8,862.25
  6. Step 6: Final answer
    x = 6,739.34

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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.