Home / 5,727.96-8,590.08-1,831.44

Finding the Fourth Proportional to 5,727.96, 8,590.08 and 1,831.44

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Solution

The fourth proportional to 5,727.96, 8,590.08 and 1,831.44 is: 2,746.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.96 : 8,590.08 = 1,831.44 : x
  2. Step 2: Convert to fraction form
    5,727.96/8,590.08 = 1,831.44/x
  3. Step 3: Cross multiply
    5,727.96x = 8,590.08 × 1,831.44
  4. Step 4: Simplify right side
    5,727.96x = 15,732,216.12
  5. Step 5: Solve for x
    x = 15,732,216.12/5,727.96
  6. Step 6: Final answer
    x = 2,746.57

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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.