Home / 11,085.80-15,297.17-6,608.70

Finding the Fourth Proportional to 11,085.80, 15,297.17 and 6,608.70

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Solution

The fourth proportional to 11,085.80, 15,297.17 and 6,608.70 is: 9,119.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,085.80 : 15,297.17 = 6,608.70 : x
  2. Step 2: Convert to fraction form
    11,085.80/15,297.17 = 6,608.70/x
  3. Step 3: Cross multiply
    11,085.80x = 15,297.17 × 6,608.70
  4. Step 4: Simplify right side
    11,085.80x = 101,094,374.34
  5. Step 5: Solve for x
    x = 101,094,374.34/11,085.80
  6. Step 6: Final answer
    x = 9,119.27

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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.