Home / 5,244.30-7,866.47-2,124.36

Finding the Fourth Proportional to 5,244.30, 7,866.47 and 2,124.36

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Solution

The fourth proportional to 5,244.30, 7,866.47 and 2,124.36 is: 3,186.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.30 : 7,866.47 = 2,124.36 : x
  2. Step 2: Convert to fraction form
    5,244.30/7,866.47 = 2,124.36/x
  3. Step 3: Cross multiply
    5,244.30x = 7,866.47 × 2,124.36
  4. Step 4: Simplify right side
    5,244.30x = 16,711,245.24
  5. Step 5: Solve for x
    x = 16,711,245.24/5,244.30
  6. Step 6: Final answer
    x = 3,186.55

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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.