Home / 2,635.64-3,950.60-1,337.20

Finding the Fourth Proportional to 2,635.64, 3,950.60 and 1,337.20

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Solution

The fourth proportional to 2,635.64, 3,950.60 and 1,337.20 is: 2,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.64 : 3,950.60 = 1,337.20 : x
  2. Step 2: Convert to fraction form
    2,635.64/3,950.60 = 1,337.20/x
  3. Step 3: Cross multiply
    2,635.64x = 3,950.60 × 1,337.20
  4. Step 4: Simplify right side
    2,635.64x = 5,282,742.32
  5. Step 5: Solve for x
    x = 5,282,742.32/2,635.64
  6. Step 6: Final answer
    x = 2,004.35

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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.