Home / 2,884.84-3,979.58-1,703.86

Finding the Fourth Proportional to 2,884.84, 3,979.58 and 1,703.86

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Solution

The fourth proportional to 2,884.84, 3,979.58 and 1,703.86 is: 2,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884.84 : 3,979.58 = 1,703.86 : x
  2. Step 2: Convert to fraction form
    2,884.84/3,979.58 = 1,703.86/x
  3. Step 3: Cross multiply
    2,884.84x = 3,979.58 × 1,703.86
  4. Step 4: Simplify right side
    2,884.84x = 6,780,647.18
  5. Step 5: Solve for x
    x = 6,780,647.18/2,884.84
  6. Step 6: Final answer
    x = 2,350.44

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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.