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Finding the Fourth Proportional to 2,543.56, 3,506.28 and 1,795.38

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Solution

The fourth proportional to 2,543.56, 3,506.28 and 1,795.38 is: 2,474.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543.56 : 3,506.28 = 1,795.38 : x
  2. Step 2: Convert to fraction form
    2,543.56/3,506.28 = 1,795.38/x
  3. Step 3: Cross multiply
    2,543.56x = 3,506.28 × 1,795.38
  4. Step 4: Simplify right side
    2,543.56x = 6,295,104.99
  5. Step 5: Solve for x
    x = 6,295,104.99/2,543.56
  6. Step 6: Final answer
    x = 2,474.92

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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.