Home / 2,439.35-3,366.09-1,444.45

Finding the Fourth Proportional to 2,439.35, 3,366.09 and 1,444.45

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Solution

The fourth proportional to 2,439.35, 3,366.09 and 1,444.45 is: 1,993.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439.35 : 3,366.09 = 1,444.45 : x
  2. Step 2: Convert to fraction form
    2,439.35/3,366.09 = 1,444.45/x
  3. Step 3: Cross multiply
    2,439.35x = 3,366.09 × 1,444.45
  4. Step 4: Simplify right side
    2,439.35x = 4,862,148.70
  5. Step 5: Solve for x
    x = 4,862,148.70/2,439.35
  6. Step 6: Final answer
    x = 1,993.21

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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.