Home / 3,155.29-4,354.95-2,093.12

Finding the Fourth Proportional to 3,155.29, 4,354.95 and 2,093.12

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Solution

The fourth proportional to 3,155.29, 4,354.95 and 2,093.12 is: 2,888.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.29 : 4,354.95 = 2,093.12 : x
  2. Step 2: Convert to fraction form
    3,155.29/4,354.95 = 2,093.12/x
  3. Step 3: Cross multiply
    3,155.29x = 4,354.95 × 2,093.12
  4. Step 4: Simplify right side
    3,155.29x = 9,115,432.94
  5. Step 5: Solve for x
    x = 9,115,432.94/3,155.29
  6. Step 6: Final answer
    x = 2,888.94

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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.