Home / 8,281.17-12,427.01-3,015.66

Finding the Fourth Proportional to 8,281.17, 12,427.01 and 3,015.66

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Solution

The fourth proportional to 8,281.17, 12,427.01 and 3,015.66 is: 4,525.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,281.17 : 12,427.01 = 3,015.66 : x
  2. Step 2: Convert to fraction form
    8,281.17/12,427.01 = 3,015.66/x
  3. Step 3: Cross multiply
    8,281.17x = 12,427.01 × 3,015.66
  4. Step 4: Simplify right side
    8,281.17x = 37,475,679.81
  5. Step 5: Solve for x
    x = 37,475,679.81/8,281.17
  6. Step 6: Final answer
    x = 4,525.41

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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.