Home / 7,082.42-10,626.96-3,385.77

Finding the Fourth Proportional to 7,082.42, 10,626.96 and 3,385.77

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Solution

The fourth proportional to 7,082.42, 10,626.96 and 3,385.77 is: 5,080.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082.42 : 10,626.96 = 3,385.77 : x
  2. Step 2: Convert to fraction form
    7,082.42/10,626.96 = 3,385.77/x
  3. Step 3: Cross multiply
    7,082.42x = 10,626.96 × 3,385.77
  4. Step 4: Simplify right side
    7,082.42x = 35,980,442.36
  5. Step 5: Solve for x
    x = 35,980,442.36/7,082.42
  6. Step 6: Final answer
    x = 5,080.25

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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.