Home / 3,148.09-4,345.11-1,952.35

Finding the Fourth Proportional to 3,148.09, 4,345.11 and 1,952.35

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Solution

The fourth proportional to 3,148.09, 4,345.11 and 1,952.35 is: 2,694.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.09 : 4,345.11 = 1,952.35 : x
  2. Step 2: Convert to fraction form
    3,148.09/4,345.11 = 1,952.35/x
  3. Step 3: Cross multiply
    3,148.09x = 4,345.11 × 1,952.35
  4. Step 4: Simplify right side
    3,148.09x = 8,483,175.51
  5. Step 5: Solve for x
    x = 8,483,175.51/3,148.09
  6. Step 6: Final answer
    x = 2,694.71

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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.