Home / 4,491.17-6,739.83-1,569.47

Finding the Fourth Proportional to 4,491.17, 6,739.83 and 1,569.47

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Solution

The fourth proportional to 4,491.17, 6,739.83 and 1,569.47 is: 2,355.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,491.17 : 6,739.83 = 1,569.47 : x
  2. Step 2: Convert to fraction form
    4,491.17/6,739.83 = 1,569.47/x
  3. Step 3: Cross multiply
    4,491.17x = 6,739.83 × 1,569.47
  4. Step 4: Simplify right side
    4,491.17x = 10,577,977.84
  5. Step 5: Solve for x
    x = 10,577,977.84/4,491.17
  6. Step 6: Final answer
    x = 2,355.29

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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.