Home / 8,754.24-12,080.16-5,610

Finding the Fourth Proportional to 8,754.24, 12,080.16 and 5,610

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Solution

The fourth proportional to 8,754.24, 12,080.16 and 5,610 is: 7,741.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.24 : 12,080.16 = 5,610 : x
  2. Step 2: Convert to fraction form
    8,754.24/12,080.16 = 5,610/x
  3. Step 3: Cross multiply
    8,754.24x = 12,080.16 × 5,610
  4. Step 4: Simplify right side
    8,754.24x = 67,769,697.60
  5. Step 5: Solve for x
    x = 67,769,697.60/8,754.24
  6. Step 6: Final answer
    x = 7,741.36

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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.