Home / 8,610.76-11,886.46-5,820.04

Finding the Fourth Proportional to 8,610.76, 11,886.46 and 5,820.04

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Solution

The fourth proportional to 8,610.76, 11,886.46 and 5,820.04 is: 8,034.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,610.76 : 11,886.46 = 5,820.04 : x
  2. Step 2: Convert to fraction form
    8,610.76/11,886.46 = 5,820.04/x
  3. Step 3: Cross multiply
    8,610.76x = 11,886.46 × 5,820.04
  4. Step 4: Simplify right side
    8,610.76x = 69,179,672.66
  5. Step 5: Solve for x
    x = 69,179,672.66/8,610.76
  6. Step 6: Final answer
    x = 8,034.10

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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.