Home / 2,438.81-3,365.21-1,444.13

Finding the Fourth Proportional to 2,438.81, 3,365.21 and 1,444.13

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Solution

The fourth proportional to 2,438.81, 3,365.21 and 1,444.13 is: 1,992.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438.81 : 3,365.21 = 1,444.13 : x
  2. Step 2: Convert to fraction form
    2,438.81/3,365.21 = 1,444.13/x
  3. Step 3: Cross multiply
    2,438.81x = 3,365.21 × 1,444.13
  4. Step 4: Simplify right side
    2,438.81x = 4,859,793.50
  5. Step 5: Solve for x
    x = 4,859,793.50/2,438.81
  6. Step 6: Final answer
    x = 1,992.69

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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.