Home / 11,254.80-16,860.56-6,309.48

Finding the Fourth Proportional to 11,254.80, 16,860.56 and 6,309.48

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Solution

The fourth proportional to 11,254.80, 16,860.56 and 6,309.48 is: 9,452.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.80 : 16,860.56 = 6,309.48 : x
  2. Step 2: Convert to fraction form
    11,254.80/16,860.56 = 6,309.48/x
  3. Step 3: Cross multiply
    11,254.80x = 16,860.56 × 6,309.48
  4. Step 4: Simplify right side
    11,254.80x = 106,381,366.11
  5. Step 5: Solve for x
    x = 106,381,366.11/11,254.80
  6. Step 6: Final answer
    x = 9,452.09

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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.