Home / 2,763.20-3,812.07-1,700.06

Finding the Fourth Proportional to 2,763.20, 3,812.07 and 1,700.06

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Solution

The fourth proportional to 2,763.20, 3,812.07 and 1,700.06 is: 2,345.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763.20 : 3,812.07 = 1,700.06 : x
  2. Step 2: Convert to fraction form
    2,763.20/3,812.07 = 1,700.06/x
  3. Step 3: Cross multiply
    2,763.20x = 3,812.07 × 1,700.06
  4. Step 4: Simplify right side
    2,763.20x = 6,480,747.72
  5. Step 5: Solve for x
    x = 6,480,747.72/2,763.20
  6. Step 6: Final answer
    x = 2,345.38

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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.