Home / 2,382.18-3,573.16-650.80

Finding the Fourth Proportional to 2,382.18, 3,573.16 and 650.80

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Solution

The fourth proportional to 2,382.18, 3,573.16 and 650.80 is: 976.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.18 : 3,573.16 = 650.80 : x
  2. Step 2: Convert to fraction form
    2,382.18/3,573.16 = 650.80/x
  3. Step 3: Cross multiply
    2,382.18x = 3,573.16 × 650.80
  4. Step 4: Simplify right side
    2,382.18x = 2,325,412.53
  5. Step 5: Solve for x
    x = 2,325,412.53/2,382.18
  6. Step 6: Final answer
    x = 976.17

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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.