Home / 2,267.64-3,126.78-1,935.48

Finding the Fourth Proportional to 2,267.64, 3,126.78 and 1,935.48

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Solution

The fourth proportional to 2,267.64, 3,126.78 and 1,935.48 is: 2,668.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.64 : 3,126.78 = 1,935.48 : x
  2. Step 2: Convert to fraction form
    2,267.64/3,126.78 = 1,935.48/x
  3. Step 3: Cross multiply
    2,267.64x = 3,126.78 × 1,935.48
  4. Step 4: Simplify right side
    2,267.64x = 6,051,820.15
  5. Step 5: Solve for x
    x = 6,051,820.15/2,267.64
  6. Step 6: Final answer
    x = 2,668.77

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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.