Home / 1,069.37-1,595.34-1,042.24

Finding the Fourth Proportional to 1,069.37, 1,595.34 and 1,042.24

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Solution

The fourth proportional to 1,069.37, 1,595.34 and 1,042.24 is: 1,554.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069.37 : 1,595.34 = 1,042.24 : x
  2. Step 2: Convert to fraction form
    1,069.37/1,595.34 = 1,042.24/x
  3. Step 3: Cross multiply
    1,069.37x = 1,595.34 × 1,042.24
  4. Step 4: Simplify right side
    1,069.37x = 1,662,713.97
  5. Step 5: Solve for x
    x = 1,662,713.97/1,069.37
  6. Step 6: Final answer
    x = 1,554.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.