Home / 4,113.07-5,675.81-2,320.83

Finding the Fourth Proportional to 4,113.07, 5,675.81 and 2,320.83

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Solution

The fourth proportional to 4,113.07, 5,675.81 and 2,320.83 is: 3,202.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.07 : 5,675.81 = 2,320.83 : x
  2. Step 2: Convert to fraction form
    4,113.07/5,675.81 = 2,320.83/x
  3. Step 3: Cross multiply
    4,113.07x = 5,675.81 × 2,320.83
  4. Step 4: Simplify right side
    4,113.07x = 13,172,578.52
  5. Step 5: Solve for x
    x = 13,172,578.52/4,113.07
  6. Step 6: Final answer
    x = 3,202.62

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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.