Home / 4,326.60-6,490.54-1,404.36

Finding the Fourth Proportional to 4,326.60, 6,490.54 and 1,404.36

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Solution

The fourth proportional to 4,326.60, 6,490.54 and 1,404.36 is: 2,106.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.60 : 6,490.54 = 1,404.36 : x
  2. Step 2: Convert to fraction form
    4,326.60/6,490.54 = 1,404.36/x
  3. Step 3: Cross multiply
    4,326.60x = 6,490.54 × 1,404.36
  4. Step 4: Simplify right side
    4,326.60x = 9,115,054.75
  5. Step 5: Solve for x
    x = 9,115,054.75/4,326.60
  6. Step 6: Final answer
    x = 2,106.75

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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.