Home / 7,328.61-10,990.57-2,396.92

Finding the Fourth Proportional to 7,328.61, 10,990.57 and 2,396.92

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Solution

The fourth proportional to 7,328.61, 10,990.57 and 2,396.92 is: 3,594.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.61 : 10,990.57 = 2,396.92 : x
  2. Step 2: Convert to fraction form
    7,328.61/10,990.57 = 2,396.92/x
  3. Step 3: Cross multiply
    7,328.61x = 10,990.57 × 2,396.92
  4. Step 4: Simplify right side
    7,328.61x = 26,343,517.04
  5. Step 5: Solve for x
    x = 26,343,517.04/7,328.61
  6. Step 6: Final answer
    x = 3,594.61

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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.