Home / 5,663.07-8,487.30-4,190.49

Finding the Fourth Proportional to 5,663.07, 8,487.30 and 4,190.49

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Solution

The fourth proportional to 5,663.07, 8,487.30 and 4,190.49 is: 6,280.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.07 : 8,487.30 = 4,190.49 : x
  2. Step 2: Convert to fraction form
    5,663.07/8,487.30 = 4,190.49/x
  3. Step 3: Cross multiply
    5,663.07x = 8,487.30 × 4,190.49
  4. Step 4: Simplify right side
    5,663.07x = 35,565,945.78
  5. Step 5: Solve for x
    x = 35,565,945.78/5,663.07
  6. Step 6: Final answer
    x = 6,280.33

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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.