Home / 11,062.32-15,254.28-7,083.60

Finding the Fourth Proportional to 11,062.32, 15,254.28 and 7,083.60

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Solution

The fourth proportional to 11,062.32, 15,254.28 and 7,083.60 is: 9,767.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,062.32 : 15,254.28 = 7,083.60 : x
  2. Step 2: Convert to fraction form
    11,062.32/15,254.28 = 7,083.60/x
  3. Step 3: Cross multiply
    11,062.32x = 15,254.28 × 7,083.60
  4. Step 4: Simplify right side
    11,062.32x = 108,055,217.81
  5. Step 5: Solve for x
    x = 108,055,217.81/11,062.32
  6. Step 6: Final answer
    x = 9,767.86

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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.