Home / 2,436.40-3,655.01-1,203.58

Finding the Fourth Proportional to 2,436.40, 3,655.01 and 1,203.58

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Solution

The fourth proportional to 2,436.40, 3,655.01 and 1,203.58 is: 1,805.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.40 : 3,655.01 = 1,203.58 : x
  2. Step 2: Convert to fraction form
    2,436.40/3,655.01 = 1,203.58/x
  3. Step 3: Cross multiply
    2,436.40x = 3,655.01 × 1,203.58
  4. Step 4: Simplify right side
    2,436.40x = 4,399,096.94
  5. Step 5: Solve for x
    x = 4,399,096.94/2,436.40
  6. Step 6: Final answer
    x = 1,805.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.