Home / 9,119.39-13,676.45-2,545.83

Finding the Fourth Proportional to 9,119.39, 13,676.45 and 2,545.83

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Solution

The fourth proportional to 9,119.39, 13,676.45 and 2,545.83 is: 3,818.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119.39 : 13,676.45 = 2,545.83 : x
  2. Step 2: Convert to fraction form
    9,119.39/13,676.45 = 2,545.83/x
  3. Step 3: Cross multiply
    9,119.39x = 13,676.45 × 2,545.83
  4. Step 4: Simplify right side
    9,119.39x = 34,817,903.97
  5. Step 5: Solve for x
    x = 34,817,903.97/9,119.39
  6. Step 6: Final answer
    x = 3,818.01

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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.