Home / 2,383.18-3,574.68-1,415.46

Finding the Fourth Proportional to 2,383.18, 3,574.68 and 1,415.46

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Solution

The fourth proportional to 2,383.18, 3,574.68 and 1,415.46 is: 2,123.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.18 : 3,574.68 = 1,415.46 : x
  2. Step 2: Convert to fraction form
    2,383.18/3,574.68 = 1,415.46/x
  3. Step 3: Cross multiply
    2,383.18x = 3,574.68 × 1,415.46
  4. Step 4: Simplify right side
    2,383.18x = 5,059,816.55
  5. Step 5: Solve for x
    x = 5,059,816.55/2,383.18
  6. Step 6: Final answer
    x = 2,123.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.