Home / 6,288.79-9,425.88-2,818.75

Finding the Fourth Proportional to 6,288.79, 9,425.88 and 2,818.75

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Solution

The fourth proportional to 6,288.79, 9,425.88 and 2,818.75 is: 4,224.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288.79 : 9,425.88 = 2,818.75 : x
  2. Step 2: Convert to fraction form
    6,288.79/9,425.88 = 2,818.75/x
  3. Step 3: Cross multiply
    6,288.79x = 9,425.88 × 2,818.75
  4. Step 4: Simplify right side
    6,288.79x = 26,569,199.25
  5. Step 5: Solve for x
    x = 26,569,199.25/6,288.79
  6. Step 6: Final answer
    x = 4,224.85

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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.