Home / 4,761.18-6,570.46-2,636.78

Finding the Fourth Proportional to 4,761.18, 6,570.46 and 2,636.78

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Solution

The fourth proportional to 4,761.18, 6,570.46 and 2,636.78 is: 3,638.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.18 : 6,570.46 = 2,636.78 : x
  2. Step 2: Convert to fraction form
    4,761.18/6,570.46 = 2,636.78/x
  3. Step 3: Cross multiply
    4,761.18x = 6,570.46 × 2,636.78
  4. Step 4: Simplify right side
    4,761.18x = 17,324,857.52
  5. Step 5: Solve for x
    x = 17,324,857.52/4,761.18
  6. Step 6: Final answer
    x = 3,638.77

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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.