Home / 7,253.85-10,876.53-2,320.95

Finding the Fourth Proportional to 7,253.85, 10,876.53 and 2,320.95

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Solution

The fourth proportional to 7,253.85, 10,876.53 and 2,320.95 is: 3,480.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.85 : 10,876.53 = 2,320.95 : x
  2. Step 2: Convert to fraction form
    7,253.85/10,876.53 = 2,320.95/x
  3. Step 3: Cross multiply
    7,253.85x = 10,876.53 × 2,320.95
  4. Step 4: Simplify right side
    7,253.85x = 25,243,918.74
  5. Step 5: Solve for x
    x = 25,243,918.74/7,253.85
  6. Step 6: Final answer
    x = 3,480.07

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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.