Home / 8,098-11,180.10-5,308.36

Finding the Fourth Proportional to 8,098, 11,180.10 and 5,308.36

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Solution

The fourth proportional to 8,098, 11,180.10 and 5,308.36 is: 7,328.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,098 : 11,180.10 = 5,308.36 : x
  2. Step 2: Convert to fraction form
    8,098/11,180.10 = 5,308.36/x
  3. Step 3: Cross multiply
    8,098x = 11,180.10 × 5,308.36
  4. Step 4: Simplify right side
    8,098x = 59,347,995.64
  5. Step 5: Solve for x
    x = 59,347,995.64/8,098
  6. Step 6: Final answer
    x = 7,328.72

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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.