Home / 8,008.31-11,055.52-5,491.44

Finding the Fourth Proportional to 8,008.31, 11,055.52 and 5,491.44

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Solution

The fourth proportional to 8,008.31, 11,055.52 and 5,491.44 is: 7,580.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.31 : 11,055.52 = 5,491.44 : x
  2. Step 2: Convert to fraction form
    8,008.31/11,055.52 = 5,491.44/x
  3. Step 3: Cross multiply
    8,008.31x = 11,055.52 × 5,491.44
  4. Step 4: Simplify right side
    8,008.31x = 60,710,724.75
  5. Step 5: Solve for x
    x = 60,710,724.75/8,008.31
  6. Step 6: Final answer
    x = 7,580.97

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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.