Home / 8,497.27-11,726.22-4,720.79

Finding the Fourth Proportional to 8,497.27, 11,726.22 and 4,720.79

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Solution

The fourth proportional to 8,497.27, 11,726.22 and 4,720.79 is: 6,514.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,497.27 : 11,726.22 = 4,720.79 : x
  2. Step 2: Convert to fraction form
    8,497.27/11,726.22 = 4,720.79/x
  3. Step 3: Cross multiply
    8,497.27x = 11,726.22 × 4,720.79
  4. Step 4: Simplify right side
    8,497.27x = 55,356,981.19
  5. Step 5: Solve for x
    x = 55,356,981.19/8,497.27
  6. Step 6: Final answer
    x = 6,514.68

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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.