Home / 5,393.23-8,078.15-2,614.07

Finding the Fourth Proportional to 5,393.23, 8,078.15 and 2,614.07

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Solution

The fourth proportional to 5,393.23, 8,078.15 and 2,614.07 is: 3,915.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.23 : 8,078.15 = 2,614.07 : x
  2. Step 2: Convert to fraction form
    5,393.23/8,078.15 = 2,614.07/x
  3. Step 3: Cross multiply
    5,393.23x = 8,078.15 × 2,614.07
  4. Step 4: Simplify right side
    5,393.23x = 21,116,861.60
  5. Step 5: Solve for x
    x = 21,116,861.60/5,393.23
  6. Step 6: Final answer
    x = 3,915.44

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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.