Home / 7,853.73-10,840.67-5,028.71

Finding the Fourth Proportional to 7,853.73, 10,840.67 and 5,028.71

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Solution

The fourth proportional to 7,853.73, 10,840.67 and 5,028.71 is: 6,941.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,853.73 : 10,840.67 = 5,028.71 : x
  2. Step 2: Convert to fraction form
    7,853.73/10,840.67 = 5,028.71/x
  3. Step 3: Cross multiply
    7,853.73x = 10,840.67 × 5,028.71
  4. Step 4: Simplify right side
    7,853.73x = 54,514,625.31
  5. Step 5: Solve for x
    x = 54,514,625.31/7,853.73
  6. Step 6: Final answer
    x = 6,941.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.