Home / 4,371.48-6,555.80-1,449

Finding the Fourth Proportional to 4,371.48, 6,555.80 and 1,449

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Solution

The fourth proportional to 4,371.48, 6,555.80 and 1,449 is: 2,173.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.48 : 6,555.80 = 1,449 : x
  2. Step 2: Convert to fraction form
    4,371.48/6,555.80 = 1,449/x
  3. Step 3: Cross multiply
    4,371.48x = 6,555.80 × 1,449
  4. Step 4: Simplify right side
    4,371.48x = 9,499,354.20
  5. Step 5: Solve for x
    x = 9,499,354.20/4,371.48
  6. Step 6: Final answer
    x = 2,173.03

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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.