Home / 7,085.03-10,680.60-6,609.29

Finding the Fourth Proportional to 7,085.03, 10,680.60 and 6,609.29

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Solution

The fourth proportional to 7,085.03, 10,680.60 and 6,609.29 is: 9,963.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085.03 : 10,680.60 = 6,609.29 : x
  2. Step 2: Convert to fraction form
    7,085.03/10,680.60 = 6,609.29/x
  3. Step 3: Cross multiply
    7,085.03x = 10,680.60 × 6,609.29
  4. Step 4: Simplify right side
    7,085.03x = 70,591,154.16
  5. Step 5: Solve for x
    x = 70,591,154.16/7,085.03
  6. Step 6: Final answer
    x = 9,963.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.