Home / 5,545-8,317.52-1,897

Finding the Fourth Proportional to 5,545, 8,317.52 and 1,897

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Solution

The fourth proportional to 5,545, 8,317.52 and 1,897 is: 2,845.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545 : 8,317.52 = 1,897 : x
  2. Step 2: Convert to fraction form
    5,545/8,317.52 = 1,897/x
  3. Step 3: Cross multiply
    5,545x = 8,317.52 × 1,897
  4. Step 4: Simplify right side
    5,545x = 15,778,335.44
  5. Step 5: Solve for x
    x = 15,778,335.44/5,545
  6. Step 6: Final answer
    x = 2,845.51

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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.