Home / 4,371.09-6,555.43-1,449.01

Finding the Fourth Proportional to 4,371.09, 6,555.43 and 1,449.01

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Solution

The fourth proportional to 4,371.09, 6,555.43 and 1,449.01 is: 2,173.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.09 : 6,555.43 = 1,449.01 : x
  2. Step 2: Convert to fraction form
    4,371.09/6,555.43 = 1,449.01/x
  3. Step 3: Cross multiply
    4,371.09x = 6,555.43 × 1,449.01
  4. Step 4: Simplify right side
    4,371.09x = 9,498,883.62
  5. Step 5: Solve for x
    x = 9,498,883.62/4,371.09
  6. Step 6: Final answer
    x = 2,173.12

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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.