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Finding the Fourth Proportional to 2,574.14, 3,552 and 1,526

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Solution

The fourth proportional to 2,574.14, 3,552 and 1,526 is: 2,105.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574.14 : 3,552 = 1,526 : x
  2. Step 2: Convert to fraction form
    2,574.14/3,552 = 1,526/x
  3. Step 3: Cross multiply
    2,574.14x = 3,552 × 1,526
  4. Step 4: Simplify right side
    2,574.14x = 5,420,352
  5. Step 5: Solve for x
    x = 5,420,352/2,574.14
  6. Step 6: Final answer
    x = 2,105.69

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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.