Home / 2,049.13-2,827.60-1,263.03

Finding the Fourth Proportional to 2,049.13, 2,827.60 and 1,263.03

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Solution

The fourth proportional to 2,049.13, 2,827.60 and 1,263.03 is: 1,742.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049.13 : 2,827.60 = 1,263.03 : x
  2. Step 2: Convert to fraction form
    2,049.13/2,827.60 = 1,263.03/x
  3. Step 3: Cross multiply
    2,049.13x = 2,827.60 × 1,263.03
  4. Step 4: Simplify right side
    2,049.13x = 3,571,343.63
  5. Step 5: Solve for x
    x = 3,571,343.63/2,049.13
  6. Step 6: Final answer
    x = 1,742.86

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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.