Home / 2,436.24-3,362.40-1,916.22

Finding the Fourth Proportional to 2,436.24, 3,362.40 and 1,916.22

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Solution

The fourth proportional to 2,436.24, 3,362.40 and 1,916.22 is: 2,644.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.24 : 3,362.40 = 1,916.22 : x
  2. Step 2: Convert to fraction form
    2,436.24/3,362.40 = 1,916.22/x
  3. Step 3: Cross multiply
    2,436.24x = 3,362.40 × 1,916.22
  4. Step 4: Simplify right side
    2,436.24x = 6,443,098.13
  5. Step 5: Solve for x
    x = 6,443,098.13/2,436.24
  6. Step 6: Final answer
    x = 2,644.69

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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.