Home / 8,354.21-11,527.92-4,997.70

Finding the Fourth Proportional to 8,354.21, 11,527.92 and 4,997.70

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Solution

The fourth proportional to 8,354.21, 11,527.92 and 4,997.70 is: 6,896.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,354.21 : 11,527.92 = 4,997.70 : x
  2. Step 2: Convert to fraction form
    8,354.21/11,527.92 = 4,997.70/x
  3. Step 3: Cross multiply
    8,354.21x = 11,527.92 × 4,997.70
  4. Step 4: Simplify right side
    8,354.21x = 57,613,085.78
  5. Step 5: Solve for x
    x = 57,613,085.78/8,354.21
  6. Step 6: Final answer
    x = 6,896.30

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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.