Home / 3,110.04-4,658.81-1,545.32

Finding the Fourth Proportional to 3,110.04, 4,658.81 and 1,545.32

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Solution

The fourth proportional to 3,110.04, 4,658.81 and 1,545.32 is: 2,314.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.04 : 4,658.81 = 1,545.32 : x
  2. Step 2: Convert to fraction form
    3,110.04/4,658.81 = 1,545.32/x
  3. Step 3: Cross multiply
    3,110.04x = 4,658.81 × 1,545.32
  4. Step 4: Simplify right side
    3,110.04x = 7,199,321.25
  5. Step 5: Solve for x
    x = 7,199,321.25/3,110.04
  6. Step 6: Final answer
    x = 2,314.86

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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.