Home / 7,545.62-11,315.79-3,102.01

Finding the Fourth Proportional to 7,545.62, 11,315.79 and 3,102.01

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Solution

The fourth proportional to 7,545.62, 11,315.79 and 3,102.01 is: 4,651.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.62 : 11,315.79 = 3,102.01 : x
  2. Step 2: Convert to fraction form
    7,545.62/11,315.79 = 3,102.01/x
  3. Step 3: Cross multiply
    7,545.62x = 11,315.79 × 3,102.01
  4. Step 4: Simplify right side
    7,545.62x = 35,101,693.74
  5. Step 5: Solve for x
    x = 35,101,693.74/7,545.62
  6. Step 6: Final answer
    x = 4,651.93

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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.