Home / 9,989.90-13,788.46-6,010.27

Finding the Fourth Proportional to 9,989.90, 13,788.46 and 6,010.27

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Solution

The fourth proportional to 9,989.90, 13,788.46 and 6,010.27 is: 8,295.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,989.90 : 13,788.46 = 6,010.27 : x
  2. Step 2: Convert to fraction form
    9,989.90/13,788.46 = 6,010.27/x
  3. Step 3: Cross multiply
    9,989.90x = 13,788.46 × 6,010.27
  4. Step 4: Simplify right side
    9,989.90x = 82,872,340.53
  5. Step 5: Solve for x
    x = 82,872,340.53/9,989.90
  6. Step 6: Final answer
    x = 8,295.61

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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.