Home / 2,438.39-3,365.36-1,601.53

Finding the Fourth Proportional to 2,438.39, 3,365.36 and 1,601.53

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Solution

The fourth proportional to 2,438.39, 3,365.36 and 1,601.53 is: 2,210.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438.39 : 3,365.36 = 1,601.53 : x
  2. Step 2: Convert to fraction form
    2,438.39/3,365.36 = 1,601.53/x
  3. Step 3: Cross multiply
    2,438.39x = 3,365.36 × 1,601.53
  4. Step 4: Simplify right side
    2,438.39x = 5,389,725.00
  5. Step 5: Solve for x
    x = 5,389,725.00/2,438.39
  6. Step 6: Final answer
    x = 2,210.36

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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.