Home / 2,207.64-3,046.53-1,276.14

Finding the Fourth Proportional to 2,207.64, 3,046.53 and 1,276.14

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Solution

The fourth proportional to 2,207.64, 3,046.53 and 1,276.14 is: 1,761.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.64 : 3,046.53 = 1,276.14 : x
  2. Step 2: Convert to fraction form
    2,207.64/3,046.53 = 1,276.14/x
  3. Step 3: Cross multiply
    2,207.64x = 3,046.53 × 1,276.14
  4. Step 4: Simplify right side
    2,207.64x = 3,887,798.79
  5. Step 5: Solve for x
    x = 3,887,798.79/2,207.64
  6. Step 6: Final answer
    x = 1,761.07

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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.