Home / 2,182.85-3,011.78-1,475.06

Finding the Fourth Proportional to 2,182.85, 3,011.78 and 1,475.06

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Solution

The fourth proportional to 2,182.85, 3,011.78 and 1,475.06 is: 2,035.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.85 : 3,011.78 = 1,475.06 : x
  2. Step 2: Convert to fraction form
    2,182.85/3,011.78 = 1,475.06/x
  3. Step 3: Cross multiply
    2,182.85x = 3,011.78 × 1,475.06
  4. Step 4: Simplify right side
    2,182.85x = 4,442,561.78
  5. Step 5: Solve for x
    x = 4,442,561.78/2,182.85
  6. Step 6: Final answer
    x = 2,035.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.