Home / 3,695.07-5,099.19-2,123.46

Finding the Fourth Proportional to 3,695.07, 5,099.19 and 2,123.46

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Solution

The fourth proportional to 3,695.07, 5,099.19 and 2,123.46 is: 2,930.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.07 : 5,099.19 = 2,123.46 : x
  2. Step 2: Convert to fraction form
    3,695.07/5,099.19 = 2,123.46/x
  3. Step 3: Cross multiply
    3,695.07x = 5,099.19 × 2,123.46
  4. Step 4: Simplify right side
    3,695.07x = 10,827,926.00
  5. Step 5: Solve for x
    x = 10,827,926.00/3,695.07
  6. Step 6: Final answer
    x = 2,930.37

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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.