Home / 8,277.90-12,417.26-2,731.23

Finding the Fourth Proportional to 8,277.90, 12,417.26 and 2,731.23

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Solution

The fourth proportional to 8,277.90, 12,417.26 and 2,731.23 is: 4,096.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.90 : 12,417.26 = 2,731.23 : x
  2. Step 2: Convert to fraction form
    8,277.90/12,417.26 = 2,731.23/x
  3. Step 3: Cross multiply
    8,277.90x = 12,417.26 × 2,731.23
  4. Step 4: Simplify right side
    8,277.90x = 33,914,379.37
  5. Step 5: Solve for x
    x = 33,914,379.37/8,277.90
  6. Step 6: Final answer
    x = 4,096.98

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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.