Home / 9,119.00-13,678.63-2,545.22

Finding the Fourth Proportional to 9,119.00, 13,678.63 and 2,545.22

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Solution

The fourth proportional to 9,119.00, 13,678.63 and 2,545.22 is: 3,817.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119.00 : 13,678.63 = 2,545.22 : x
  2. Step 2: Convert to fraction form
    9,119.00/13,678.63 = 2,545.22/x
  3. Step 3: Cross multiply
    9,119.00x = 13,678.63 × 2,545.22
  4. Step 4: Simplify right side
    9,119.00x = 34,815,113.50
  5. Step 5: Solve for x
    x = 34,815,113.50/9,119.00
  6. Step 6: Final answer
    x = 3,817.87

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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.