Home / 7,318.91-10,104.45-4,805.42

Finding the Fourth Proportional to 7,318.91, 10,104.45 and 4,805.42

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Solution

The fourth proportional to 7,318.91, 10,104.45 and 4,805.42 is: 6,634.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318.91 : 10,104.45 = 4,805.42 : x
  2. Step 2: Convert to fraction form
    7,318.91/10,104.45 = 4,805.42/x
  3. Step 3: Cross multiply
    7,318.91x = 10,104.45 × 4,805.42
  4. Step 4: Simplify right side
    7,318.91x = 48,556,051.57
  5. Step 5: Solve for x
    x = 48,556,051.57/7,318.91
  6. Step 6: Final answer
    x = 6,634.33

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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.