Home / 4,562.46-6,844.30-1,640.40

Finding the Fourth Proportional to 4,562.46, 6,844.30 and 1,640.40

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Solution

The fourth proportional to 4,562.46, 6,844.30 and 1,640.40 is: 2,460.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,562.46 : 6,844.30 = 1,640.40 : x
  2. Step 2: Convert to fraction form
    4,562.46/6,844.30 = 1,640.40/x
  3. Step 3: Cross multiply
    4,562.46x = 6,844.30 × 1,640.40
  4. Step 4: Simplify right side
    4,562.46x = 11,227,389.72
  5. Step 5: Solve for x
    x = 11,227,389.72/4,562.46
  6. Step 6: Final answer
    x = 2,460.82

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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.