Home / 5,727.03-8,590.85-1,831.13

Finding the Fourth Proportional to 5,727.03, 8,590.85 and 1,831.13

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Solution

The fourth proportional to 5,727.03, 8,590.85 and 1,831.13 is: 2,746.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.03 : 8,590.85 = 1,831.13 : x
  2. Step 2: Convert to fraction form
    5,727.03/8,590.85 = 1,831.13/x
  3. Step 3: Cross multiply
    5,727.03x = 8,590.85 × 1,831.13
  4. Step 4: Simplify right side
    5,727.03x = 15,730,911.05
  5. Step 5: Solve for x
    x = 15,730,911.05/5,727.03
  6. Step 6: Final answer
    x = 2,746.78

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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.