Home / 4,275.60-6,413.16-1,155.56

Finding the Fourth Proportional to 4,275.60, 6,413.16 and 1,155.56

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Solution

The fourth proportional to 4,275.60, 6,413.16 and 1,155.56 is: 1,733.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.60 : 6,413.16 = 1,155.56 : x
  2. Step 2: Convert to fraction form
    4,275.60/6,413.16 = 1,155.56/x
  3. Step 3: Cross multiply
    4,275.60x = 6,413.16 × 1,155.56
  4. Step 4: Simplify right side
    4,275.60x = 7,410,791.17
  5. Step 5: Solve for x
    x = 7,410,791.17/4,275.60
  6. Step 6: Final answer
    x = 1,733.28

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1.5x scale

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.