Home / 3,070.39-4,235.55-2,076.02

Finding the Fourth Proportional to 3,070.39, 4,235.55 and 2,076.02

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Solution

The fourth proportional to 3,070.39, 4,235.55 and 2,076.02 is: 2,863.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.39 : 4,235.55 = 2,076.02 : x
  2. Step 2: Convert to fraction form
    3,070.39/4,235.55 = 2,076.02/x
  3. Step 3: Cross multiply
    3,070.39x = 4,235.55 × 2,076.02
  4. Step 4: Simplify right side
    3,070.39x = 8,793,086.51
  5. Step 5: Solve for x
    x = 8,793,086.51/3,070.39
  6. Step 6: Final answer
    x = 2,863.83

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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.