Home / 8,827.12-13,240.66-5,542.52

Finding the Fourth Proportional to 8,827.12, 13,240.66 and 5,542.52

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Solution

The fourth proportional to 8,827.12, 13,240.66 and 5,542.52 is: 8,313.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.12 : 13,240.66 = 5,542.52 : x
  2. Step 2: Convert to fraction form
    8,827.12/13,240.66 = 5,542.52/x
  3. Step 3: Cross multiply
    8,827.12x = 13,240.66 × 5,542.52
  4. Step 4: Simplify right side
    8,827.12x = 73,386,627.67
  5. Step 5: Solve for x
    x = 73,386,627.67/8,827.12
  6. Step 6: Final answer
    x = 8,313.77

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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.