Home / 6,436.31-9,648.90-2,490.32

Finding the Fourth Proportional to 6,436.31, 9,648.90 and 2,490.32

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Solution

The fourth proportional to 6,436.31, 9,648.90 and 2,490.32 is: 3,733.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436.31 : 9,648.90 = 2,490.32 : x
  2. Step 2: Convert to fraction form
    6,436.31/9,648.90 = 2,490.32/x
  3. Step 3: Cross multiply
    6,436.31x = 9,648.90 × 2,490.32
  4. Step 4: Simplify right side
    6,436.31x = 24,028,872.77
  5. Step 5: Solve for x
    x = 24,028,872.77/6,436.31
  6. Step 6: Final answer
    x = 3,733.33

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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.