Home / 3,646.08-5,034.96-3,423.60

Finding the Fourth Proportional to 3,646.08, 5,034.96 and 3,423.60

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Solution

The fourth proportional to 3,646.08, 5,034.96 and 3,423.60 is: 4,727.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.08 : 5,034.96 = 3,423.60 : x
  2. Step 2: Convert to fraction form
    3,646.08/5,034.96 = 3,423.60/x
  3. Step 3: Cross multiply
    3,646.08x = 5,034.96 × 3,423.60
  4. Step 4: Simplify right side
    3,646.08x = 17,237,689.06
  5. Step 5: Solve for x
    x = 17,237,689.06/3,646.08
  6. Step 6: Final answer
    x = 4,727.73

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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.