Home / 7,125.99-10,683.91-2,192.95

Finding the Fourth Proportional to 7,125.99, 10,683.91 and 2,192.95

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Solution

The fourth proportional to 7,125.99, 10,683.91 and 2,192.95 is: 3,287.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125.99 : 10,683.91 = 2,192.95 : x
  2. Step 2: Convert to fraction form
    7,125.99/10,683.91 = 2,192.95/x
  3. Step 3: Cross multiply
    7,125.99x = 10,683.91 × 2,192.95
  4. Step 4: Simplify right side
    7,125.99x = 23,429,280.43
  5. Step 5: Solve for x
    x = 23,429,280.43/7,125.99
  6. Step 6: Final answer
    x = 3,287.86

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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.