Home / 4,326.29-6,490.34-1,404.36

Finding the Fourth Proportional to 4,326.29, 6,490.34 and 1,404.36

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Solution

The fourth proportional to 4,326.29, 6,490.34 and 1,404.36 is: 2,106.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.29 : 6,490.34 = 1,404.36 : x
  2. Step 2: Convert to fraction form
    4,326.29/6,490.34 = 1,404.36/x
  3. Step 3: Cross multiply
    4,326.29x = 6,490.34 × 1,404.36
  4. Step 4: Simplify right side
    4,326.29x = 9,114,773.88
  5. Step 5: Solve for x
    x = 9,114,773.88/4,326.29
  6. Step 6: Final answer
    x = 2,106.83

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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.