Home / 5,885.43-8,831.87-3,290.07

Finding the Fourth Proportional to 5,885.43, 8,831.87 and 3,290.07

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Solution

The fourth proportional to 5,885.43, 8,831.87 and 3,290.07 is: 4,937.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885.43 : 8,831.87 = 3,290.07 : x
  2. Step 2: Convert to fraction form
    5,885.43/8,831.87 = 3,290.07/x
  3. Step 3: Cross multiply
    5,885.43x = 8,831.87 × 3,290.07
  4. Step 4: Simplify right side
    5,885.43x = 29,057,454.08
  5. Step 5: Solve for x
    x = 29,057,454.08/5,885.43
  6. Step 6: Final answer
    x = 4,937.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.