Home / 6,839.72-10,252.28-2,890.16

Finding the Fourth Proportional to 6,839.72, 10,252.28 and 2,890.16

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Solution

The fourth proportional to 6,839.72, 10,252.28 and 2,890.16 is: 4,332.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.72 : 10,252.28 = 2,890.16 : x
  2. Step 2: Convert to fraction form
    6,839.72/10,252.28 = 2,890.16/x
  3. Step 3: Cross multiply
    6,839.72x = 10,252.28 × 2,890.16
  4. Step 4: Simplify right side
    6,839.72x = 29,630,729.56
  5. Step 5: Solve for x
    x = 29,630,729.56/6,839.72
  6. Step 6: Final answer
    x = 4,332.16

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1.5x scale

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.