Home / 3,239.61-4,859.45-1,048.34

Finding the Fourth Proportional to 3,239.61, 4,859.45 and 1,048.34

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Solution

The fourth proportional to 3,239.61, 4,859.45 and 1,048.34 is: 1,572.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.61 : 4,859.45 = 1,048.34 : x
  2. Step 2: Convert to fraction form
    3,239.61/4,859.45 = 1,048.34/x
  3. Step 3: Cross multiply
    3,239.61x = 4,859.45 × 1,048.34
  4. Step 4: Simplify right side
    3,239.61x = 5,094,362.72
  5. Step 5: Solve for x
    x = 5,094,362.72/3,239.61
  6. Step 6: Final answer
    x = 1,572.52

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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.