Home / 8,766.97-12,098.32-4,788.07

Finding the Fourth Proportional to 8,766.97, 12,098.32 and 4,788.07

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Solution

The fourth proportional to 8,766.97, 12,098.32 and 4,788.07 is: 6,607.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.97 : 12,098.32 = 4,788.07 : x
  2. Step 2: Convert to fraction form
    8,766.97/12,098.32 = 4,788.07/x
  3. Step 3: Cross multiply
    8,766.97x = 12,098.32 × 4,788.07
  4. Step 4: Simplify right side
    8,766.97x = 57,927,560.83
  5. Step 5: Solve for x
    x = 57,927,560.83/8,766.97
  6. Step 6: Final answer
    x = 6,607.48

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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.