Home / 2,437.42-3,363.64-1,318.36

Finding the Fourth Proportional to 2,437.42, 3,363.64 and 1,318.36

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Solution

The fourth proportional to 2,437.42, 3,363.64 and 1,318.36 is: 1,819.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,437.42 : 3,363.64 = 1,318.36 : x
  2. Step 2: Convert to fraction form
    2,437.42/3,363.64 = 1,318.36/x
  3. Step 3: Cross multiply
    2,437.42x = 3,363.64 × 1,318.36
  4. Step 4: Simplify right side
    2,437.42x = 4,434,480.02
  5. Step 5: Solve for x
    x = 4,434,480.02/2,437.42
  6. Step 6: Final answer
    x = 1,819.33

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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.