Home / 7,226.02-9,971.94-4,082.23

Finding the Fourth Proportional to 7,226.02, 9,971.94 and 4,082.23

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Solution

The fourth proportional to 7,226.02, 9,971.94 and 4,082.23 is: 5,633.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.02 : 9,971.94 = 4,082.23 : x
  2. Step 2: Convert to fraction form
    7,226.02/9,971.94 = 4,082.23/x
  3. Step 3: Cross multiply
    7,226.02x = 9,971.94 × 4,082.23
  4. Step 4: Simplify right side
    7,226.02x = 40,707,752.63
  5. Step 5: Solve for x
    x = 40,707,752.63/7,226.02
  6. Step 6: Final answer
    x = 5,633.50

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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.