Home / 5,053.78-7,579.14-1,766.26

Finding the Fourth Proportional to 5,053.78, 7,579.14 and 1,766.26

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Solution

The fourth proportional to 5,053.78, 7,579.14 and 1,766.26 is: 2,648.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.78 : 7,579.14 = 1,766.26 : x
  2. Step 2: Convert to fraction form
    5,053.78/7,579.14 = 1,766.26/x
  3. Step 3: Cross multiply
    5,053.78x = 7,579.14 × 1,766.26
  4. Step 4: Simplify right side
    5,053.78x = 13,386,731.82
  5. Step 5: Solve for x
    x = 13,386,731.82/5,053.78
  6. Step 6: Final answer
    x = 2,648.86

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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.