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Finding the Fourth Proportional to 5,284.29, 7,934.82 and 5,095.68

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Solution

The fourth proportional to 5,284.29, 7,934.82 and 5,095.68 is: 7,651.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.29 : 7,934.82 = 5,095.68 : x
  2. Step 2: Convert to fraction form
    5,284.29/7,934.82 = 5,095.68/x
  3. Step 3: Cross multiply
    5,284.29x = 7,934.82 × 5,095.68
  4. Step 4: Simplify right side
    5,284.29x = 40,433,303.58
  5. Step 5: Solve for x
    x = 40,433,303.58/5,284.29
  6. Step 6: Final answer
    x = 7,651.61

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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.