Home / 4,959.96-6,840.60-3,613.74

Finding the Fourth Proportional to 4,959.96, 6,840.60 and 3,613.74

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Solution

The fourth proportional to 4,959.96, 6,840.60 and 3,613.74 is: 4,983.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.96 : 6,840.60 = 3,613.74 : x
  2. Step 2: Convert to fraction form
    4,959.96/6,840.60 = 3,613.74/x
  3. Step 3: Cross multiply
    4,959.96x = 6,840.60 × 3,613.74
  4. Step 4: Simplify right side
    4,959.96x = 24,720,149.84
  5. Step 5: Solve for x
    x = 24,720,149.84/4,959.96
  6. Step 6: Final answer
    x = 4,983.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.