Home / 3,075.14-4,612.66-883.85

Finding the Fourth Proportional to 3,075.14, 4,612.66 and 883.85

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Solution

The fourth proportional to 3,075.14, 4,612.66 and 883.85 is: 1,325.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.14 : 4,612.66 = 883.85 : x
  2. Step 2: Convert to fraction form
    3,075.14/4,612.66 = 883.85/x
  3. Step 3: Cross multiply
    3,075.14x = 4,612.66 × 883.85
  4. Step 4: Simplify right side
    3,075.14x = 4,076,899.54
  5. Step 5: Solve for x
    x = 4,076,899.54/3,075.14
  6. Step 6: Final answer
    x = 1,325.76

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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.