Home / 8,126.82-11,215.53-4,588.74

Finding the Fourth Proportional to 8,126.82, 11,215.53 and 4,588.74

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Solution

The fourth proportional to 8,126.82, 11,215.53 and 4,588.74 is: 6,332.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126.82 : 11,215.53 = 4,588.74 : x
  2. Step 2: Convert to fraction form
    8,126.82/11,215.53 = 4,588.74/x
  3. Step 3: Cross multiply
    8,126.82x = 11,215.53 × 4,588.74
  4. Step 4: Simplify right side
    8,126.82x = 51,465,151.13
  5. Step 5: Solve for x
    x = 51,465,151.13/8,126.82
  6. Step 6: Final answer
    x = 6,332.75

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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.