Home / 7,681.44-11,519.28-6,057.12

Finding the Fourth Proportional to 7,681.44, 11,519.28 and 6,057.12

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Solution

The fourth proportional to 7,681.44, 11,519.28 and 6,057.12 is: 9,083.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681.44 : 11,519.28 = 6,057.12 : x
  2. Step 2: Convert to fraction form
    7,681.44/11,519.28 = 6,057.12/x
  3. Step 3: Cross multiply
    7,681.44x = 11,519.28 × 6,057.12
  4. Step 4: Simplify right side
    7,681.44x = 69,773,661.27
  5. Step 5: Solve for x
    x = 69,773,661.27/7,681.44
  6. Step 6: Final answer
    x = 9,083.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.