Home / 6,942.88-9,585.56-4,291.79

Finding the Fourth Proportional to 6,942.88, 9,585.56 and 4,291.79

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Solution

The fourth proportional to 6,942.88, 9,585.56 and 4,291.79 is: 5,925.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942.88 : 9,585.56 = 4,291.79 : x
  2. Step 2: Convert to fraction form
    6,942.88/9,585.56 = 4,291.79/x
  3. Step 3: Cross multiply
    6,942.88x = 9,585.56 × 4,291.79
  4. Step 4: Simplify right side
    6,942.88x = 41,139,189.09
  5. Step 5: Solve for x
    x = 41,139,189.09/6,942.88
  6. Step 6: Final answer
    x = 5,925.38

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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.