Home / 5,845.29-8,765.09-1,948.38

Finding the Fourth Proportional to 5,845.29, 8,765.09 and 1,948.38

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Solution

The fourth proportional to 5,845.29, 8,765.09 and 1,948.38 is: 2,921.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845.29 : 8,765.09 = 1,948.38 : x
  2. Step 2: Convert to fraction form
    5,845.29/8,765.09 = 1,948.38/x
  3. Step 3: Cross multiply
    5,845.29x = 8,765.09 × 1,948.38
  4. Step 4: Simplify right side
    5,845.29x = 17,077,726.05
  5. Step 5: Solve for x
    x = 17,077,726.05/5,845.29
  6. Step 6: Final answer
    x = 2,921.62

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1.5x scale

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.