Home / 2,841.08-3,919.93-1,707.08

Finding the Fourth Proportional to 2,841.08, 3,919.93 and 1,707.08

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Solution

The fourth proportional to 2,841.08, 3,919.93 and 1,707.08 is: 2,355.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.08 : 3,919.93 = 1,707.08 : x
  2. Step 2: Convert to fraction form
    2,841.08/3,919.93 = 1,707.08/x
  3. Step 3: Cross multiply
    2,841.08x = 3,919.93 × 1,707.08
  4. Step 4: Simplify right side
    2,841.08x = 6,691,610.24
  5. Step 5: Solve for x
    x = 6,691,610.24/2,841.08
  6. Step 6: Final answer
    x = 2,355.31

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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.