Home / 3,613.28-4,985.93-2,041.38

Finding the Fourth Proportional to 3,613.28, 4,985.93 and 2,041.38

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Solution

The fourth proportional to 3,613.28, 4,985.93 and 2,041.38 is: 2,816.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.28 : 4,985.93 = 2,041.38 : x
  2. Step 2: Convert to fraction form
    3,613.28/4,985.93 = 2,041.38/x
  3. Step 3: Cross multiply
    3,613.28x = 4,985.93 × 2,041.38
  4. Step 4: Simplify right side
    3,613.28x = 10,178,177.78
  5. Step 5: Solve for x
    x = 10,178,177.78/3,613.28
  6. Step 6: Final answer
    x = 2,816.88

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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.