Home / 8,040.28-11,095.62-5,057.58

Finding the Fourth Proportional to 8,040.28, 11,095.62 and 5,057.58

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Solution

The fourth proportional to 8,040.28, 11,095.62 and 5,057.58 is: 6,979.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040.28 : 11,095.62 = 5,057.58 : x
  2. Step 2: Convert to fraction form
    8,040.28/11,095.62 = 5,057.58/x
  3. Step 3: Cross multiply
    8,040.28x = 11,095.62 × 5,057.58
  4. Step 4: Simplify right side
    8,040.28x = 56,116,985.80
  5. Step 5: Solve for x
    x = 56,116,985.80/8,040.28
  6. Step 6: Final answer
    x = 6,979.48

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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.