Home / 7,276.42-10,914.73-2,082.30

Finding the Fourth Proportional to 7,276.42, 10,914.73 and 2,082.30

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Solution

The fourth proportional to 7,276.42, 10,914.73 and 2,082.30 is: 3,123.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.42 : 10,914.73 = 2,082.30 : x
  2. Step 2: Convert to fraction form
    7,276.42/10,914.73 = 2,082.30/x
  3. Step 3: Cross multiply
    7,276.42x = 10,914.73 × 2,082.30
  4. Step 4: Simplify right side
    7,276.42x = 22,727,742.28
  5. Step 5: Solve for x
    x = 22,727,742.28/7,276.42
  6. Step 6: Final answer
    x = 3,123.48

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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.