Home / 3,790.16-5,230.79-2,299.13

Finding the Fourth Proportional to 3,790.16, 5,230.79 and 2,299.13

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Solution

The fourth proportional to 3,790.16, 5,230.79 and 2,299.13 is: 3,173.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.16 : 5,230.79 = 2,299.13 : x
  2. Step 2: Convert to fraction form
    3,790.16/5,230.79 = 2,299.13/x
  3. Step 3: Cross multiply
    3,790.16x = 5,230.79 × 2,299.13
  4. Step 4: Simplify right side
    3,790.16x = 12,026,228.56
  5. Step 5: Solve for x
    x = 12,026,228.56/3,790.16
  6. Step 6: Final answer
    x = 3,173.02

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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.