Home / 2,093.04-2,887.92-1,209.15

Finding the Fourth Proportional to 2,093.04, 2,887.92 and 1,209.15

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Solution

The fourth proportional to 2,093.04, 2,887.92 and 1,209.15 is: 1,668.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.04 : 2,887.92 = 1,209.15 : x
  2. Step 2: Convert to fraction form
    2,093.04/2,887.92 = 1,209.15/x
  3. Step 3: Cross multiply
    2,093.04x = 2,887.92 × 1,209.15
  4. Step 4: Simplify right side
    2,093.04x = 3,491,928.47
  5. Step 5: Solve for x
    x = 3,491,928.47/2,093.04
  6. Step 6: Final answer
    x = 1,668.35

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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.