Home / 1,567.10-2,349.09-834.45

Finding the Fourth Proportional to 1,567.10, 2,349.09 and 834.45

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Solution

The fourth proportional to 1,567.10, 2,349.09 and 834.45 is: 1,250.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.10 : 2,349.09 = 834.45 : x
  2. Step 2: Convert to fraction form
    1,567.10/2,349.09 = 834.45/x
  3. Step 3: Cross multiply
    1,567.10x = 2,349.09 × 834.45
  4. Step 4: Simplify right side
    1,567.10x = 1,960,198.15
  5. Step 5: Solve for x
    x = 1,960,198.15/1,567.10
  6. Step 6: Final answer
    x = 1,250.85

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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.