Home / 4,937.85-6,814.87-2,814.14

Finding the Fourth Proportional to 4,937.85, 6,814.87 and 2,814.14

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Solution

The fourth proportional to 4,937.85, 6,814.87 and 2,814.14 is: 3,883.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.85 : 6,814.87 = 2,814.14 : x
  2. Step 2: Convert to fraction form
    4,937.85/6,814.87 = 2,814.14/x
  3. Step 3: Cross multiply
    4,937.85x = 6,814.87 × 2,814.14
  4. Step 4: Simplify right side
    4,937.85x = 19,178,008.26
  5. Step 5: Solve for x
    x = 19,178,008.26/4,937.85
  6. Step 6: Final answer
    x = 3,883.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.