Home / 4,117.52-6,146.49-3,840.90

Finding the Fourth Proportional to 4,117.52, 6,146.49 and 3,840.90

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Solution

The fourth proportional to 4,117.52, 6,146.49 and 3,840.90 is: 5,733.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.52 : 6,146.49 = 3,840.90 : x
  2. Step 2: Convert to fraction form
    4,117.52/6,146.49 = 3,840.90/x
  3. Step 3: Cross multiply
    4,117.52x = 6,146.49 × 3,840.90
  4. Step 4: Simplify right side
    4,117.52x = 23,608,053.44
  5. Step 5: Solve for x
    x = 23,608,053.44/4,117.52
  6. Step 6: Final answer
    x = 5,733.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.