Home / 7,082.40-10,622.52-2,402.16

Finding the Fourth Proportional to 7,082.40, 10,622.52 and 2,402.16

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Solution

The fourth proportional to 7,082.40, 10,622.52 and 2,402.16 is: 3,602.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082.40 : 10,622.52 = 2,402.16 : x
  2. Step 2: Convert to fraction form
    7,082.40/10,622.52 = 2,402.16/x
  3. Step 3: Cross multiply
    7,082.40x = 10,622.52 × 2,402.16
  4. Step 4: Simplify right side
    7,082.40x = 25,516,992.64
  5. Step 5: Solve for x
    x = 25,516,992.64/7,082.40
  6. Step 6: Final answer
    x = 3,602.87

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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.