Home / 6,778.89-10,188.02-4,484.97

Finding the Fourth Proportional to 6,778.89, 10,188.02 and 4,484.97

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Solution

The fourth proportional to 6,778.89, 10,188.02 and 4,484.97 is: 6,740.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778.89 : 10,188.02 = 4,484.97 : x
  2. Step 2: Convert to fraction form
    6,778.89/10,188.02 = 4,484.97/x
  3. Step 3: Cross multiply
    6,778.89x = 10,188.02 × 4,484.97
  4. Step 4: Simplify right side
    6,778.89x = 45,692,941.63
  5. Step 5: Solve for x
    x = 45,692,941.63/6,778.89
  6. Step 6: Final answer
    x = 6,740.48

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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.