Home / 3,286.59-4,929.99-1,095.51

Finding the Fourth Proportional to 3,286.59, 4,929.99 and 1,095.51

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Solution

The fourth proportional to 3,286.59, 4,929.99 and 1,095.51 is: 1,643.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.59 : 4,929.99 = 1,095.51 : x
  2. Step 2: Convert to fraction form
    3,286.59/4,929.99 = 1,095.51/x
  3. Step 3: Cross multiply
    3,286.59x = 4,929.99 × 1,095.51
  4. Step 4: Simplify right side
    3,286.59x = 5,400,853.34
  5. Step 5: Solve for x
    x = 5,400,853.34/3,286.59
  6. Step 6: Final answer
    x = 1,643.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.