Home / 2,177.27-3,003.13-1,817.36

Finding the Fourth Proportional to 2,177.27, 3,003.13 and 1,817.36

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Solution

The fourth proportional to 2,177.27, 3,003.13 and 1,817.36 is: 2,506.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.27 : 3,003.13 = 1,817.36 : x
  2. Step 2: Convert to fraction form
    2,177.27/3,003.13 = 1,817.36/x
  3. Step 3: Cross multiply
    2,177.27x = 3,003.13 × 1,817.36
  4. Step 4: Simplify right side
    2,177.27x = 5,457,768.34
  5. Step 5: Solve for x
    x = 5,457,768.34/2,177.27
  6. Step 6: Final answer
    x = 2,506.70

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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.