Home / 2,503.23-3,452.67-1,912.74

Finding the Fourth Proportional to 2,503.23, 3,452.67 and 1,912.74

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Solution

The fourth proportional to 2,503.23, 3,452.67 and 1,912.74 is: 2,638.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,503.23 : 3,452.67 = 1,912.74 : x
  2. Step 2: Convert to fraction form
    2,503.23/3,452.67 = 1,912.74/x
  3. Step 3: Cross multiply
    2,503.23x = 3,452.67 × 1,912.74
  4. Step 4: Simplify right side
    2,503.23x = 6,604,060.02
  5. Step 5: Solve for x
    x = 6,604,060.02/2,503.23
  6. Step 6: Final answer
    x = 2,638.22

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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.