Home / 5,371.34-8,055.05-1,860.44

Finding the Fourth Proportional to 5,371.34, 8,055.05 and 1,860.44

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Solution

The fourth proportional to 5,371.34, 8,055.05 and 1,860.44 is: 2,789.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.34 : 8,055.05 = 1,860.44 : x
  2. Step 2: Convert to fraction form
    5,371.34/8,055.05 = 1,860.44/x
  3. Step 3: Cross multiply
    5,371.34x = 8,055.05 × 1,860.44
  4. Step 4: Simplify right side
    5,371.34x = 14,985,948.06
  5. Step 5: Solve for x
    x = 14,985,948.06/5,371.34
  6. Step 6: Final answer
    x = 2,789.98

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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.