Home / 4,102.09-5,660.68-2,333.65

Finding the Fourth Proportional to 4,102.09, 5,660.68 and 2,333.65

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Solution

The fourth proportional to 4,102.09, 5,660.68 and 2,333.65 is: 3,220.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.09 : 5,660.68 = 2,333.65 : x
  2. Step 2: Convert to fraction form
    4,102.09/5,660.68 = 2,333.65/x
  3. Step 3: Cross multiply
    4,102.09x = 5,660.68 × 2,333.65
  4. Step 4: Simplify right side
    4,102.09x = 13,210,045.88
  5. Step 5: Solve for x
    x = 13,210,045.88/4,102.09
  6. Step 6: Final answer
    x = 3,220.32

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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.