Home / 7,223.23-9,969.87-4,081.24

Finding the Fourth Proportional to 7,223.23, 9,969.87 and 4,081.24

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Solution

The fourth proportional to 7,223.23, 9,969.87 and 4,081.24 is: 5,633.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223.23 : 9,969.87 = 4,081.24 : x
  2. Step 2: Convert to fraction form
    7,223.23/9,969.87 = 4,081.24/x
  3. Step 3: Cross multiply
    7,223.23x = 9,969.87 × 4,081.24
  4. Step 4: Simplify right side
    7,223.23x = 40,689,432.24
  5. Step 5: Solve for x
    x = 40,689,432.24/7,223.23
  6. Step 6: Final answer
    x = 5,633.14

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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.