Home / 4,625.70-6,937.20-1,663.80

Finding the Fourth Proportional to 4,625.70, 6,937.20 and 1,663.80

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Solution

The fourth proportional to 4,625.70, 6,937.20 and 1,663.80 is: 2,495.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.70 : 6,937.20 = 1,663.80 : x
  2. Step 2: Convert to fraction form
    4,625.70/6,937.20 = 1,663.80/x
  3. Step 3: Cross multiply
    4,625.70x = 6,937.20 × 1,663.80
  4. Step 4: Simplify right side
    4,625.70x = 11,542,113.36
  5. Step 5: Solve for x
    x = 11,542,113.36/4,625.70
  6. Step 6: Final answer
    x = 2,495.21

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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.