Home / 2,068.89-3,103.65-1,144.86

Finding the Fourth Proportional to 2,068.89, 3,103.65 and 1,144.86

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Solution

The fourth proportional to 2,068.89, 3,103.65 and 1,144.86 is: 1,717.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068.89 : 3,103.65 = 1,144.86 : x
  2. Step 2: Convert to fraction form
    2,068.89/3,103.65 = 1,144.86/x
  3. Step 3: Cross multiply
    2,068.89x = 3,103.65 × 1,144.86
  4. Step 4: Simplify right side
    2,068.89x = 3,553,244.74
  5. Step 5: Solve for x
    x = 3,553,244.74/2,068.89
  6. Step 6: Final answer
    x = 1,717.46

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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.