Home / 7,494.05-10,345.75-4,842.97

Finding the Fourth Proportional to 7,494.05, 10,345.75 and 4,842.97

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Solution

The fourth proportional to 7,494.05, 10,345.75 and 4,842.97 is: 6,685.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,494.05 : 10,345.75 = 4,842.97 : x
  2. Step 2: Convert to fraction form
    7,494.05/10,345.75 = 4,842.97/x
  3. Step 3: Cross multiply
    7,494.05x = 10,345.75 × 4,842.97
  4. Step 4: Simplify right side
    7,494.05x = 50,104,118.91
  5. Step 5: Solve for x
    x = 50,104,118.91/7,494.05
  6. Step 6: Final answer
    x = 6,685.85

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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.