Home / 5,393.48-8,082.70-4,076.15

Finding the Fourth Proportional to 5,393.48, 8,082.70 and 4,076.15

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Solution

The fourth proportional to 5,393.48, 8,082.70 and 4,076.15 is: 6,108.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.48 : 8,082.70 = 4,076.15 : x
  2. Step 2: Convert to fraction form
    5,393.48/8,082.70 = 4,076.15/x
  3. Step 3: Cross multiply
    5,393.48x = 8,082.70 × 4,076.15
  4. Step 4: Simplify right side
    5,393.48x = 32,946,297.61
  5. Step 5: Solve for x
    x = 32,946,297.61/5,393.48
  6. Step 6: Final answer
    x = 6,108.54

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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.