Home / 3,291.09-4,538.52-2,095.71

Finding the Fourth Proportional to 3,291.09, 4,538.52 and 2,095.71

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Solution

The fourth proportional to 3,291.09, 4,538.52 and 2,095.71 is: 2,890.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.09 : 4,538.52 = 2,095.71 : x
  2. Step 2: Convert to fraction form
    3,291.09/4,538.52 = 2,095.71/x
  3. Step 3: Cross multiply
    3,291.09x = 4,538.52 × 2,095.71
  4. Step 4: Simplify right side
    3,291.09x = 9,511,421.75
  5. Step 5: Solve for x
    x = 9,511,421.75/3,291.09
  6. Step 6: Final answer
    x = 2,890.05

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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.