Home / 2,465.56-3,426.61-2,439.64

Finding the Fourth Proportional to 2,465.56, 3,426.61 and 2,439.64

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Solution

The fourth proportional to 2,465.56, 3,426.61 and 2,439.64 is: 3,390.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.56 : 3,426.61 = 2,439.64 : x
  2. Step 2: Convert to fraction form
    2,465.56/3,426.61 = 2,439.64/x
  3. Step 3: Cross multiply
    2,465.56x = 3,426.61 × 2,439.64
  4. Step 4: Simplify right side
    2,465.56x = 8,359,694.82
  5. Step 5: Solve for x
    x = 8,359,694.82/2,465.56
  6. Step 6: Final answer
    x = 3,390.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.