Home / 4,371.78-6,555.24-1,448.50

Finding the Fourth Proportional to 4,371.78, 6,555.24 and 1,448.50

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Solution

The fourth proportional to 4,371.78, 6,555.24 and 1,448.50 is: 2,171.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,371.78 : 6,555.24 = 1,448.50 : x
  2. Step 2: Convert to fraction form
    4,371.78/6,555.24 = 1,448.50/x
  3. Step 3: Cross multiply
    4,371.78x = 6,555.24 × 1,448.50
  4. Step 4: Simplify right side
    4,371.78x = 9,495,265.14
  5. Step 5: Solve for x
    x = 9,495,265.14/4,371.78
  6. Step 6: Final answer
    x = 2,171.94

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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.