Home / 3,695.67-5,099.45-2,123.46

Finding the Fourth Proportional to 3,695.67, 5,099.45 and 2,123.46

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Solution

The fourth proportional to 3,695.67, 5,099.45 and 2,123.46 is: 2,930.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.67 : 5,099.45 = 2,123.46 : x
  2. Step 2: Convert to fraction form
    3,695.67/5,099.45 = 2,123.46/x
  3. Step 3: Cross multiply
    3,695.67x = 5,099.45 × 2,123.46
  4. Step 4: Simplify right side
    3,695.67x = 10,828,467.48
  5. Step 5: Solve for x
    x = 10,828,467.48/3,695.67
  6. Step 6: Final answer
    x = 2,930.04

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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.