Home / 5,371.84-8,055.60-1,672.94

Finding the Fourth Proportional to 5,371.84, 8,055.60 and 1,672.94

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Solution

The fourth proportional to 5,371.84, 8,055.60 and 1,672.94 is: 2,508.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.84 : 8,055.60 = 1,672.94 : x
  2. Step 2: Convert to fraction form
    5,371.84/8,055.60 = 1,672.94/x
  3. Step 3: Cross multiply
    5,371.84x = 8,055.60 × 1,672.94
  4. Step 4: Simplify right side
    5,371.84x = 13,476,535.46
  5. Step 5: Solve for x
    x = 13,476,535.46/5,371.84
  6. Step 6: Final answer
    x = 2,508.74

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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.