Home / 11,120.88-16,686.24-5,854.58

Finding the Fourth Proportional to 11,120.88, 16,686.24 and 5,854.58

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Solution

The fourth proportional to 11,120.88, 16,686.24 and 5,854.58 is: 8,784.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,120.88 : 16,686.24 = 5,854.58 : x
  2. Step 2: Convert to fraction form
    11,120.88/16,686.24 = 5,854.58/x
  3. Step 3: Cross multiply
    11,120.88x = 16,686.24 × 5,854.58
  4. Step 4: Simplify right side
    11,120.88x = 97,690,926.98
  5. Step 5: Solve for x
    x = 97,690,926.98/11,120.88
  6. Step 6: Final answer
    x = 8,784.46

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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.