Home / 8,010.93-11,060.29-7,170.18

Finding the Fourth Proportional to 8,010.93, 11,060.29 and 7,170.18

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Solution

The fourth proportional to 8,010.93, 11,060.29 and 7,170.18 is: 9,899.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010.93 : 11,060.29 = 7,170.18 : x
  2. Step 2: Convert to fraction form
    8,010.93/11,060.29 = 7,170.18/x
  3. Step 3: Cross multiply
    8,010.93x = 11,060.29 × 7,170.18
  4. Step 4: Simplify right side
    8,010.93x = 79,304,270.15
  5. Step 5: Solve for x
    x = 79,304,270.15/8,010.93
  6. Step 6: Final answer
    x = 9,899.51

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Half scale
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Double scale
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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.