Home / 3,070.96-4,236.58-2,075.88

Finding the Fourth Proportional to 3,070.96, 4,236.58 and 2,075.88

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Solution

The fourth proportional to 3,070.96, 4,236.58 and 2,075.88 is: 2,863.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.96 : 4,236.58 = 2,075.88 : x
  2. Step 2: Convert to fraction form
    3,070.96/4,236.58 = 2,075.88/x
  3. Step 3: Cross multiply
    3,070.96x = 4,236.58 × 2,075.88
  4. Step 4: Simplify right side
    3,070.96x = 8,794,631.69
  5. Step 5: Solve for x
    x = 8,794,631.69/3,070.96
  6. Step 6: Final answer
    x = 2,863.81

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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.