Home / 11,465.52-17,199.08-4,540

Finding the Fourth Proportional to 11,465.52, 17,199.08 and 4,540

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Solution

The fourth proportional to 11,465.52, 17,199.08 and 4,540 is: 6,810.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,465.52 : 17,199.08 = 4,540 : x
  2. Step 2: Convert to fraction form
    11,465.52/17,199.08 = 4,540/x
  3. Step 3: Cross multiply
    11,465.52x = 17,199.08 × 4,540
  4. Step 4: Simplify right side
    11,465.52x = 78,083,823.20
  5. Step 5: Solve for x
    x = 78,083,823.20/11,465.52
  6. Step 6: Final answer
    x = 6,810.32

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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.