Home / 8,827.38-13,238.37-2,587.86

Finding the Fourth Proportional to 8,827.38, 13,238.37 and 2,587.86

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Solution

The fourth proportional to 8,827.38, 13,238.37 and 2,587.86 is: 3,881.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.38 : 13,238.37 = 2,587.86 : x
  2. Step 2: Convert to fraction form
    8,827.38/13,238.37 = 2,587.86/x
  3. Step 3: Cross multiply
    8,827.38x = 13,238.37 × 2,587.86
  4. Step 4: Simplify right side
    8,827.38x = 34,259,048.19
  5. Step 5: Solve for x
    x = 34,259,048.19/8,827.38
  6. Step 6: Final answer
    x = 3,881.00

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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.