Home / 5,197.41-7,798.86-2,275.02

Finding the Fourth Proportional to 5,197.41, 7,798.86 and 2,275.02

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Solution

The fourth proportional to 5,197.41, 7,798.86 and 2,275.02 is: 3,413.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197.41 : 7,798.86 = 2,275.02 : x
  2. Step 2: Convert to fraction form
    5,197.41/7,798.86 = 2,275.02/x
  3. Step 3: Cross multiply
    5,197.41x = 7,798.86 × 2,275.02
  4. Step 4: Simplify right side
    5,197.41x = 17,742,562.48
  5. Step 5: Solve for x
    x = 17,742,562.48/5,197.41
  6. Step 6: Final answer
    x = 3,413.73

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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.