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Finding the Fourth Proportional to 1,935.56, 2,907.48 and 1,859.48

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Solution

The fourth proportional to 1,935.56, 2,907.48 and 1,859.48 is: 2,793.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.56 : 2,907.48 = 1,859.48 : x
  2. Step 2: Convert to fraction form
    1,935.56/2,907.48 = 1,859.48/x
  3. Step 3: Cross multiply
    1,935.56x = 2,907.48 × 1,859.48
  4. Step 4: Simplify right side
    1,935.56x = 5,406,400.91
  5. Step 5: Solve for x
    x = 5,406,400.91/1,935.56
  6. Step 6: Final answer
    x = 2,793.20

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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.