Home / 2,436.67-3,362.60-1,317.61

Finding the Fourth Proportional to 2,436.67, 3,362.60 and 1,317.61

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Solution

The fourth proportional to 2,436.67, 3,362.60 and 1,317.61 is: 1,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.67 : 3,362.60 = 1,317.61 : x
  2. Step 2: Convert to fraction form
    2,436.67/3,362.60 = 1,317.61/x
  3. Step 3: Cross multiply
    2,436.67x = 3,362.60 × 1,317.61
  4. Step 4: Simplify right side
    2,436.67x = 4,430,588.80
  5. Step 5: Solve for x
    x = 4,430,588.80/2,436.67
  6. Step 6: Final answer
    x = 1,818.30

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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.