Home / 8,441.94-11,650.29-5,085.81

Finding the Fourth Proportional to 8,441.94, 11,650.29 and 5,085.81

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Solution

The fourth proportional to 8,441.94, 11,650.29 and 5,085.81 is: 7,018.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,441.94 : 11,650.29 = 5,085.81 : x
  2. Step 2: Convert to fraction form
    8,441.94/11,650.29 = 5,085.81/x
  3. Step 3: Cross multiply
    8,441.94x = 11,650.29 × 5,085.81
  4. Step 4: Simplify right side
    8,441.94x = 59,251,077.70
  5. Step 5: Solve for x
    x = 59,251,077.70/8,441.94
  6. Step 6: Final answer
    x = 7,018.66

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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.