Home / 3,037.20-4,191.32-1,710.90

Finding the Fourth Proportional to 3,037.20, 4,191.32 and 1,710.90

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Solution

The fourth proportional to 3,037.20, 4,191.32 and 1,710.90 is: 2,361.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037.20 : 4,191.32 = 1,710.90 : x
  2. Step 2: Convert to fraction form
    3,037.20/4,191.32 = 1,710.90/x
  3. Step 3: Cross multiply
    3,037.20x = 4,191.32 × 1,710.90
  4. Step 4: Simplify right side
    3,037.20x = 7,170,929.39
  5. Step 5: Solve for x
    x = 7,170,929.39/3,037.20
  6. Step 6: Final answer
    x = 2,361.03

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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.