Home / 7,690.14-10,611.99-4,332.96

Finding the Fourth Proportional to 7,690.14, 10,611.99 and 4,332.96

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Solution

The fourth proportional to 7,690.14, 10,611.99 and 4,332.96 is: 5,979.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,690.14 : 10,611.99 = 4,332.96 : x
  2. Step 2: Convert to fraction form
    7,690.14/10,611.99 = 4,332.96/x
  3. Step 3: Cross multiply
    7,690.14x = 10,611.99 × 4,332.96
  4. Step 4: Simplify right side
    7,690.14x = 45,981,328.19
  5. Step 5: Solve for x
    x = 45,981,328.19/7,690.14
  6. Step 6: Final answer
    x = 5,979.26

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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.