Home / 3,569.12-5,354.88-1,837.28

Finding the Fourth Proportional to 3,569.12, 5,354.88 and 1,837.28

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Solution

The fourth proportional to 3,569.12, 5,354.88 and 1,837.28 is: 2,756.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.12 : 5,354.88 = 1,837.28 : x
  2. Step 2: Convert to fraction form
    3,569.12/5,354.88 = 1,837.28/x
  3. Step 3: Cross multiply
    3,569.12x = 5,354.88 × 1,837.28
  4. Step 4: Simplify right side
    3,569.12x = 9,838,413.93
  5. Step 5: Solve for x
    x = 9,838,413.93/3,569.12
  6. Step 6: Final answer
    x = 2,756.54

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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.