Home / 7,364.79-11,045.16-3,616.52

Finding the Fourth Proportional to 7,364.79, 11,045.16 and 3,616.52

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Solution

The fourth proportional to 7,364.79, 11,045.16 and 3,616.52 is: 5,423.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.79 : 11,045.16 = 3,616.52 : x
  2. Step 2: Convert to fraction form
    7,364.79/11,045.16 = 3,616.52/x
  3. Step 3: Cross multiply
    7,364.79x = 11,045.16 × 3,616.52
  4. Step 4: Simplify right side
    7,364.79x = 39,944,986.82
  5. Step 5: Solve for x
    x = 39,944,986.82/7,364.79
  6. Step 6: Final answer
    x = 5,423.78

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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.