Home / 4,862.09-7,255.19-4,338.48

Finding the Fourth Proportional to 4,862.09, 7,255.19 and 4,338.48

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Solution

The fourth proportional to 4,862.09, 7,255.19 and 4,338.48 is: 6,473.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,862.09 : 7,255.19 = 4,338.48 : x
  2. Step 2: Convert to fraction form
    4,862.09/7,255.19 = 4,338.48/x
  3. Step 3: Cross multiply
    4,862.09x = 7,255.19 × 4,338.48
  4. Step 4: Simplify right side
    4,862.09x = 31,476,475.02
  5. Step 5: Solve for x
    x = 31,476,475.02/4,862.09
  6. Step 6: Final answer
    x = 6,473.86

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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.