Home / 2,715.09-3,747.55-1,596.39

Finding the Fourth Proportional to 2,715.09, 3,747.55 and 1,596.39

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Solution

The fourth proportional to 2,715.09, 3,747.55 and 1,596.39 is: 2,203.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715.09 : 3,747.55 = 1,596.39 : x
  2. Step 2: Convert to fraction form
    2,715.09/3,747.55 = 1,596.39/x
  3. Step 3: Cross multiply
    2,715.09x = 3,747.55 × 1,596.39
  4. Step 4: Simplify right side
    2,715.09x = 5,982,551.34
  5. Step 5: Solve for x
    x = 5,982,551.34/2,715.09
  6. Step 6: Final answer
    x = 2,203.44

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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.