Home / 5,887.06-8,131.47-4,401.72

Finding the Fourth Proportional to 5,887.06, 8,131.47 and 4,401.72

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Solution

The fourth proportional to 5,887.06, 8,131.47 and 4,401.72 is: 6,079.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.06 : 8,131.47 = 4,401.72 : x
  2. Step 2: Convert to fraction form
    5,887.06/8,131.47 = 4,401.72/x
  3. Step 3: Cross multiply
    5,887.06x = 8,131.47 × 4,401.72
  4. Step 4: Simplify right side
    5,887.06x = 35,792,454.13
  5. Step 5: Solve for x
    x = 35,792,454.13/5,887.06
  6. Step 6: Final answer
    x = 6,079.85

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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.