Home / 2,309.11-3,460.65-846.88

Finding the Fourth Proportional to 2,309.11, 3,460.65 and 846.88

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Solution

The fourth proportional to 2,309.11, 3,460.65 and 846.88 is: 1,269.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309.11 : 3,460.65 = 846.88 : x
  2. Step 2: Convert to fraction form
    2,309.11/3,460.65 = 846.88/x
  3. Step 3: Cross multiply
    2,309.11x = 3,460.65 × 846.88
  4. Step 4: Simplify right side
    2,309.11x = 2,930,755.27
  5. Step 5: Solve for x
    x = 2,930,755.27/2,309.11
  6. Step 6: Final answer
    x = 1,269.21

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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.