Home / 4,326.50-6,490.56-1,404.02

Finding the Fourth Proportional to 4,326.50, 6,490.56 and 1,404.02

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Solution

The fourth proportional to 4,326.50, 6,490.56 and 1,404.02 is: 2,106.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.50 : 6,490.56 = 1,404.02 : x
  2. Step 2: Convert to fraction form
    4,326.50/6,490.56 = 1,404.02/x
  3. Step 3: Cross multiply
    4,326.50x = 6,490.56 × 1,404.02
  4. Step 4: Simplify right side
    4,326.50x = 9,112,876.05
  5. Step 5: Solve for x
    x = 9,112,876.05/4,326.50
  6. Step 6: Final answer
    x = 2,106.29

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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.