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Finding the Fourth Proportional to 2,700.42, 3,726.72 and 1,652.64

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Solution

The fourth proportional to 2,700.42, 3,726.72 and 1,652.64 is: 2,280.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.42 : 3,726.72 = 1,652.64 : x
  2. Step 2: Convert to fraction form
    2,700.42/3,726.72 = 1,652.64/x
  3. Step 3: Cross multiply
    2,700.42x = 3,726.72 × 1,652.64
  4. Step 4: Simplify right side
    2,700.42x = 6,158,926.54
  5. Step 5: Solve for x
    x = 6,158,926.54/2,700.42
  6. Step 6: Final answer
    x = 2,280.73

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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.