Home / 6,827.30-10,244.93-2,878.31

Finding the Fourth Proportional to 6,827.30, 10,244.93 and 2,878.31

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Solution

The fourth proportional to 6,827.30, 10,244.93 and 2,878.31 is: 4,319.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827.30 : 10,244.93 = 2,878.31 : x
  2. Step 2: Convert to fraction form
    6,827.30/10,244.93 = 2,878.31/x
  3. Step 3: Cross multiply
    6,827.30x = 10,244.93 × 2,878.31
  4. Step 4: Simplify right side
    6,827.30x = 29,488,095.69
  5. Step 5: Solve for x
    x = 29,488,095.69/6,827.30
  6. Step 6: Final answer
    x = 4,319.15

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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.