Home / 2,873.55-3,964.35-1,754.83

Finding the Fourth Proportional to 2,873.55, 3,964.35 and 1,754.83

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Solution

The fourth proportional to 2,873.55, 3,964.35 and 1,754.83 is: 2,420.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.55 : 3,964.35 = 1,754.83 : x
  2. Step 2: Convert to fraction form
    2,873.55/3,964.35 = 1,754.83/x
  3. Step 3: Cross multiply
    2,873.55x = 3,964.35 × 1,754.83
  4. Step 4: Simplify right side
    2,873.55x = 6,956,760.31
  5. Step 5: Solve for x
    x = 6,956,760.31/2,873.55
  6. Step 6: Final answer
    x = 2,420.96

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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.