Home / 7,491.07-11,233.34-3,980.23

Finding the Fourth Proportional to 7,491.07, 11,233.34 and 3,980.23

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Solution

The fourth proportional to 7,491.07, 11,233.34 and 3,980.23 is: 5,968.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491.07 : 11,233.34 = 3,980.23 : x
  2. Step 2: Convert to fraction form
    7,491.07/11,233.34 = 3,980.23/x
  3. Step 3: Cross multiply
    7,491.07x = 11,233.34 × 3,980.23
  4. Step 4: Simplify right side
    7,491.07x = 44,711,320.23
  5. Step 5: Solve for x
    x = 44,711,320.23/7,491.07
  6. Step 6: Final answer
    x = 5,968.61

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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.