Home / 2,266.64-3,125.42-1,426.31

Finding the Fourth Proportional to 2,266.64, 3,125.42 and 1,426.31

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Solution

The fourth proportional to 2,266.64, 3,125.42 and 1,426.31 is: 1,966.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.64 : 3,125.42 = 1,426.31 : x
  2. Step 2: Convert to fraction form
    2,266.64/3,125.42 = 1,426.31/x
  3. Step 3: Cross multiply
    2,266.64x = 3,125.42 × 1,426.31
  4. Step 4: Simplify right side
    2,266.64x = 4,457,829.18
  5. Step 5: Solve for x
    x = 4,457,829.18/2,266.64
  6. Step 6: Final answer
    x = 1,966.71

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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.