Home / 3,585.59-5,347.72-3,149.70

Finding the Fourth Proportional to 3,585.59, 5,347.72 and 3,149.70

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Solution

The fourth proportional to 3,585.59, 5,347.72 and 3,149.70 is: 4,697.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.59 : 5,347.72 = 3,149.70 : x
  2. Step 2: Convert to fraction form
    3,585.59/5,347.72 = 3,149.70/x
  3. Step 3: Cross multiply
    3,585.59x = 5,347.72 × 3,149.70
  4. Step 4: Simplify right side
    3,585.59x = 16,843,697.94
  5. Step 5: Solve for x
    x = 16,843,697.94/3,585.59
  6. Step 6: Final answer
    x = 4,697.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.