Home / 10,413.92-15,612.24-4,864.32

Finding the Fourth Proportional to 10,413.92, 15,612.24 and 4,864.32

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Solution

The fourth proportional to 10,413.92, 15,612.24 and 4,864.32 is: 7,292.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,413.92 : 15,612.24 = 4,864.32 : x
  2. Step 2: Convert to fraction form
    10,413.92/15,612.24 = 4,864.32/x
  3. Step 3: Cross multiply
    10,413.92x = 15,612.24 × 4,864.32
  4. Step 4: Simplify right side
    10,413.92x = 75,942,931.28
  5. Step 5: Solve for x
    x = 75,942,931.28/10,413.92
  6. Step 6: Final answer
    x = 7,292.44

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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.