Home / 10,339.02-15,508.62-3,413.52

Finding the Fourth Proportional to 10,339.02, 15,508.62 and 3,413.52

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Solution

The fourth proportional to 10,339.02, 15,508.62 and 3,413.52 is: 5,120.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339.02 : 15,508.62 = 3,413.52 : x
  2. Step 2: Convert to fraction form
    10,339.02/15,508.62 = 3,413.52/x
  3. Step 3: Cross multiply
    10,339.02x = 15,508.62 × 3,413.52
  4. Step 4: Simplify right side
    10,339.02x = 52,938,984.54
  5. Step 5: Solve for x
    x = 52,938,984.54/10,339.02
  6. Step 6: Final answer
    x = 5,120.31

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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.