Home / 6,891.08-10,337.95-2,942.28

Finding the Fourth Proportional to 6,891.08, 10,337.95 and 2,942.28

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Solution

The fourth proportional to 6,891.08, 10,337.95 and 2,942.28 is: 4,413.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891.08 : 10,337.95 = 2,942.28 : x
  2. Step 2: Convert to fraction form
    6,891.08/10,337.95 = 2,942.28/x
  3. Step 3: Cross multiply
    6,891.08x = 10,337.95 × 2,942.28
  4. Step 4: Simplify right side
    6,891.08x = 30,417,143.53
  5. Step 5: Solve for x
    x = 30,417,143.53/6,891.08
  6. Step 6: Final answer
    x = 4,413.99

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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.