Home / 4,380.13-6,569.56-1,782.46

Finding the Fourth Proportional to 4,380.13, 6,569.56 and 1,782.46

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Solution

The fourth proportional to 4,380.13, 6,569.56 and 1,782.46 is: 2,673.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.13 : 6,569.56 = 1,782.46 : x
  2. Step 2: Convert to fraction form
    4,380.13/6,569.56 = 1,782.46/x
  3. Step 3: Cross multiply
    4,380.13x = 6,569.56 × 1,782.46
  4. Step 4: Simplify right side
    4,380.13x = 11,709,977.92
  5. Step 5: Solve for x
    x = 11,709,977.92/4,380.13
  6. Step 6: Final answer
    x = 2,673.43

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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.