Home / 3,456.50-4,770-2,059.28

Finding the Fourth Proportional to 3,456.50, 4,770 and 2,059.28

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Solution

The fourth proportional to 3,456.50, 4,770 and 2,059.28 is: 2,841.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.50 : 4,770 = 2,059.28 : x
  2. Step 2: Convert to fraction form
    3,456.50/4,770 = 2,059.28/x
  3. Step 3: Cross multiply
    3,456.50x = 4,770 × 2,059.28
  4. Step 4: Simplify right side
    3,456.50x = 9,822,765.60
  5. Step 5: Solve for x
    x = 9,822,765.60/3,456.50
  6. Step 6: Final answer
    x = 2,841.82

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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.