Home / 2,103.24-2,901.46-1,634.26

Finding the Fourth Proportional to 2,103.24, 2,901.46 and 1,634.26

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Solution

The fourth proportional to 2,103.24, 2,901.46 and 1,634.26 is: 2,254.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103.24 : 2,901.46 = 1,634.26 : x
  2. Step 2: Convert to fraction form
    2,103.24/2,901.46 = 1,634.26/x
  3. Step 3: Cross multiply
    2,103.24x = 2,901.46 × 1,634.26
  4. Step 4: Simplify right side
    2,103.24x = 4,741,740.02
  5. Step 5: Solve for x
    x = 4,741,740.02/2,103.24
  6. Step 6: Final answer
    x = 2,254.49

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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.