Home / 2,437.46-3,362.82-1,388.92

Finding the Fourth Proportional to 2,437.46, 3,362.82 and 1,388.92

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Solution

The fourth proportional to 2,437.46, 3,362.82 and 1,388.92 is: 1,916.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,437.46 : 3,362.82 = 1,388.92 : x
  2. Step 2: Convert to fraction form
    2,437.46/3,362.82 = 1,388.92/x
  3. Step 3: Cross multiply
    2,437.46x = 3,362.82 × 1,388.92
  4. Step 4: Simplify right side
    2,437.46x = 4,670,687.95
  5. Step 5: Solve for x
    x = 4,670,687.95/2,437.46
  6. Step 6: Final answer
    x = 1,916.21

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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.