Home / 4,082.63-5,632.04-2,666.77

Finding the Fourth Proportional to 4,082.63, 5,632.04 and 2,666.77

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Solution

The fourth proportional to 4,082.63, 5,632.04 and 2,666.77 is: 3,678.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.63 : 5,632.04 = 2,666.77 : x
  2. Step 2: Convert to fraction form
    4,082.63/5,632.04 = 2,666.77/x
  3. Step 3: Cross multiply
    4,082.63x = 5,632.04 × 2,666.77
  4. Step 4: Simplify right side
    4,082.63x = 15,019,366.45
  5. Step 5: Solve for x
    x = 15,019,366.45/4,082.63
  6. Step 6: Final answer
    x = 3,678.85

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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.