Home / 4,326.38-6,490.48-1,404.46

Finding the Fourth Proportional to 4,326.38, 6,490.48 and 1,404.46

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Solution

The fourth proportional to 4,326.38, 6,490.48 and 1,404.46 is: 2,106.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.38 : 6,490.48 = 1,404.46 : x
  2. Step 2: Convert to fraction form
    4,326.38/6,490.48 = 1,404.46/x
  3. Step 3: Cross multiply
    4,326.38x = 6,490.48 × 1,404.46
  4. Step 4: Simplify right side
    4,326.38x = 9,115,619.54
  5. Step 5: Solve for x
    x = 9,115,619.54/4,326.38
  6. Step 6: Final answer
    x = 2,106.99

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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.