Home / 2,094.14-2,890.14-1,209.92

Finding the Fourth Proportional to 2,094.14, 2,890.14 and 1,209.92

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Solution

The fourth proportional to 2,094.14, 2,890.14 and 1,209.92 is: 1,669.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.14 : 2,890.14 = 1,209.92 : x
  2. Step 2: Convert to fraction form
    2,094.14/2,890.14 = 1,209.92/x
  3. Step 3: Cross multiply
    2,094.14x = 2,890.14 × 1,209.92
  4. Step 4: Simplify right side
    2,094.14x = 3,496,838.19
  5. Step 5: Solve for x
    x = 3,496,838.19/2,094.14
  6. Step 6: Final answer
    x = 1,669.82

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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.