Home / 7,082.12-10,618.96-2,699.92

Finding the Fourth Proportional to 7,082.12, 10,618.96 and 2,699.92

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Solution

The fourth proportional to 7,082.12, 10,618.96 and 2,699.92 is: 4,048.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082.12 : 10,618.96 = 2,699.92 : x
  2. Step 2: Convert to fraction form
    7,082.12/10,618.96 = 2,699.92/x
  3. Step 3: Cross multiply
    7,082.12x = 10,618.96 × 2,699.92
  4. Step 4: Simplify right side
    7,082.12x = 28,670,342.48
  5. Step 5: Solve for x
    x = 28,670,342.48/7,082.12
  6. Step 6: Final answer
    x = 4,048.27

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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.