Home / 10,413.18-15,612.84-5,735.39

Finding the Fourth Proportional to 10,413.18, 15,612.84 and 5,735.39

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Solution

The fourth proportional to 10,413.18, 15,612.84 and 5,735.39 is: 8,599.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,413.18 : 15,612.84 = 5,735.39 : x
  2. Step 2: Convert to fraction form
    10,413.18/15,612.84 = 5,735.39/x
  3. Step 3: Cross multiply
    10,413.18x = 15,612.84 × 5,735.39
  4. Step 4: Simplify right side
    10,413.18x = 89,545,726.41
  5. Step 5: Solve for x
    x = 89,545,726.41/10,413.18
  6. Step 6: Final answer
    x = 8,599.27

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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.