Home / 8,827.15-13,239.26-2,904.11

Finding the Fourth Proportional to 8,827.15, 13,239.26 and 2,904.11

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Solution

The fourth proportional to 8,827.15, 13,239.26 and 2,904.11 is: 4,355.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.15 : 13,239.26 = 2,904.11 : x
  2. Step 2: Convert to fraction form
    8,827.15/13,239.26 = 2,904.11/x
  3. Step 3: Cross multiply
    8,827.15x = 13,239.26 × 2,904.11
  4. Step 4: Simplify right side
    8,827.15x = 38,448,201.16
  5. Step 5: Solve for x
    x = 38,448,201.16/8,827.15
  6. Step 6: Final answer
    x = 4,355.68

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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.