Home / 5,625.48-7,761.60-3,500.46

Finding the Fourth Proportional to 5,625.48, 7,761.60 and 3,500.46

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Solution

The fourth proportional to 5,625.48, 7,761.60 and 3,500.46 is: 4,829.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.48 : 7,761.60 = 3,500.46 : x
  2. Step 2: Convert to fraction form
    5,625.48/7,761.60 = 3,500.46/x
  3. Step 3: Cross multiply
    5,625.48x = 7,761.60 × 3,500.46
  4. Step 4: Simplify right side
    5,625.48x = 27,169,170.34
  5. Step 5: Solve for x
    x = 27,169,170.34/5,625.48
  6. Step 6: Final answer
    x = 4,829.66

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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.