Home / 2,849.07-3,932.06-1,730.19

Finding the Fourth Proportional to 2,849.07, 3,932.06 and 1,730.19

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Solution

The fourth proportional to 2,849.07, 3,932.06 and 1,730.19 is: 2,387.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.07 : 3,932.06 = 1,730.19 : x
  2. Step 2: Convert to fraction form
    2,849.07/3,932.06 = 1,730.19/x
  3. Step 3: Cross multiply
    2,849.07x = 3,932.06 × 1,730.19
  4. Step 4: Simplify right side
    2,849.07x = 6,803,202.24
  5. Step 5: Solve for x
    x = 6,803,202.24/2,849.07
  6. Step 6: Final answer
    x = 2,387.87

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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.