Home / 3,518.10-5,276.70-1,569.84

Finding the Fourth Proportional to 3,518.10, 5,276.70 and 1,569.84

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Solution

The fourth proportional to 3,518.10, 5,276.70 and 1,569.84 is: 2,354.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.10 : 5,276.70 = 1,569.84 : x
  2. Step 2: Convert to fraction form
    3,518.10/5,276.70 = 1,569.84/x
  3. Step 3: Cross multiply
    3,518.10x = 5,276.70 × 1,569.84
  4. Step 4: Simplify right side
    3,518.10x = 8,283,574.73
  5. Step 5: Solve for x
    x = 8,283,574.73/3,518.10
  6. Step 6: Final answer
    x = 2,354.56

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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.