Home / 8,413.84-11,612.46-4,876.36

Finding the Fourth Proportional to 8,413.84, 11,612.46 and 4,876.36

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Solution

The fourth proportional to 8,413.84, 11,612.46 and 4,876.36 is: 6,730.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,413.84 : 11,612.46 = 4,876.36 : x
  2. Step 2: Convert to fraction form
    8,413.84/11,612.46 = 4,876.36/x
  3. Step 3: Cross multiply
    8,413.84x = 11,612.46 × 4,876.36
  4. Step 4: Simplify right side
    8,413.84x = 56,626,535.45
  5. Step 5: Solve for x
    x = 56,626,535.45/8,413.84
  6. Step 6: Final answer
    x = 6,730.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.