Home / 2,341.08-3,511.14-880.20

Finding the Fourth Proportional to 2,341.08, 3,511.14 and 880.20

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Solution

The fourth proportional to 2,341.08, 3,511.14 and 880.20 is: 1,320.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,341.08 : 3,511.14 = 880.20 : x
  2. Step 2: Convert to fraction form
    2,341.08/3,511.14 = 880.20/x
  3. Step 3: Cross multiply
    2,341.08x = 3,511.14 × 880.20
  4. Step 4: Simplify right side
    2,341.08x = 3,090,505.43
  5. Step 5: Solve for x
    x = 3,090,505.43/2,341.08
  6. Step 6: Final answer
    x = 1,320.12

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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.