Home / 5,360.42-8,034.77-2,585.15

Finding the Fourth Proportional to 5,360.42, 8,034.77 and 2,585.15

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Solution

The fourth proportional to 5,360.42, 8,034.77 and 2,585.15 is: 3,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.42 : 8,034.77 = 2,585.15 : x
  2. Step 2: Convert to fraction form
    5,360.42/8,034.77 = 2,585.15/x
  3. Step 3: Cross multiply
    5,360.42x = 8,034.77 × 2,585.15
  4. Step 4: Simplify right side
    5,360.42x = 20,771,032.57
  5. Step 5: Solve for x
    x = 20,771,032.57/5,360.42
  6. Step 6: Final answer
    x = 3,874.89

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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.