Home / 2,901.09-4,344.33-2,078.94

Finding the Fourth Proportional to 2,901.09, 4,344.33 and 2,078.94

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Solution

The fourth proportional to 2,901.09, 4,344.33 and 2,078.94 is: 3,113.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.09 : 4,344.33 = 2,078.94 : x
  2. Step 2: Convert to fraction form
    2,901.09/4,344.33 = 2,078.94/x
  3. Step 3: Cross multiply
    2,901.09x = 4,344.33 × 2,078.94
  4. Step 4: Simplify right side
    2,901.09x = 9,031,601.41
  5. Step 5: Solve for x
    x = 9,031,601.41/2,901.09
  6. Step 6: Final answer
    x = 3,113.18

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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.