Home / 6,418.35-9,633.51-3,957.93

Finding the Fourth Proportional to 6,418.35, 9,633.51 and 3,957.93

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Solution

The fourth proportional to 6,418.35, 9,633.51 and 3,957.93 is: 5,940.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.35 : 9,633.51 = 3,957.93 : x
  2. Step 2: Convert to fraction form
    6,418.35/9,633.51 = 3,957.93/x
  3. Step 3: Cross multiply
    6,418.35x = 9,633.51 × 3,957.93
  4. Step 4: Simplify right side
    6,418.35x = 38,128,758.23
  5. Step 5: Solve for x
    x = 38,128,758.23/6,418.35
  6. Step 6: Final answer
    x = 5,940.59

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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.