Home / 11,242.27-15,514.21-6,206.70

Finding the Fourth Proportional to 11,242.27, 15,514.21 and 6,206.70

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Solution

The fourth proportional to 11,242.27, 15,514.21 and 6,206.70 is: 8,565.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242.27 : 15,514.21 = 6,206.70 : x
  2. Step 2: Convert to fraction form
    11,242.27/15,514.21 = 6,206.70/x
  3. Step 3: Cross multiply
    11,242.27x = 15,514.21 × 6,206.70
  4. Step 4: Simplify right side
    11,242.27x = 96,292,047.21
  5. Step 5: Solve for x
    x = 96,292,047.21/11,242.27
  6. Step 6: Final answer
    x = 8,565.18

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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.