Home / 8,057.04-11,121.48-5,568.72

Finding the Fourth Proportional to 8,057.04, 11,121.48 and 5,568.72

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Solution

The fourth proportional to 8,057.04, 11,121.48 and 5,568.72 is: 7,686.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.04 : 11,121.48 = 5,568.72 : x
  2. Step 2: Convert to fraction form
    8,057.04/11,121.48 = 5,568.72/x
  3. Step 3: Cross multiply
    8,057.04x = 11,121.48 × 5,568.72
  4. Step 4: Simplify right side
    8,057.04x = 61,932,408.11
  5. Step 5: Solve for x
    x = 61,932,408.11/8,057.04
  6. Step 6: Final answer
    x = 7,686.74

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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.