Home / 4,126.72-5,695.62-2,635.10

Finding the Fourth Proportional to 4,126.72, 5,695.62 and 2,635.10

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Solution

The fourth proportional to 4,126.72, 5,695.62 and 2,635.10 is: 3,636.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.72 : 5,695.62 = 2,635.10 : x
  2. Step 2: Convert to fraction form
    4,126.72/5,695.62 = 2,635.10/x
  3. Step 3: Cross multiply
    4,126.72x = 5,695.62 × 2,635.10
  4. Step 4: Simplify right side
    4,126.72x = 15,008,528.26
  5. Step 5: Solve for x
    x = 15,008,528.26/4,126.72
  6. Step 6: Final answer
    x = 3,636.91

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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.