Home / 3,695.13-5,099.04-2,123.19

Finding the Fourth Proportional to 3,695.13, 5,099.04 and 2,123.19

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Solution

The fourth proportional to 3,695.13, 5,099.04 and 2,123.19 is: 2,929.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.13 : 5,099.04 = 2,123.19 : x
  2. Step 2: Convert to fraction form
    3,695.13/5,099.04 = 2,123.19/x
  3. Step 3: Cross multiply
    3,695.13x = 5,099.04 × 2,123.19
  4. Step 4: Simplify right side
    3,695.13x = 10,826,230.74
  5. Step 5: Solve for x
    x = 10,826,230.74/3,695.13
  6. Step 6: Final answer
    x = 2,929.86

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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.