Home / 6,278.18-8,663.26-3,760.23

Finding the Fourth Proportional to 6,278.18, 8,663.26 and 3,760.23

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Solution

The fourth proportional to 6,278.18, 8,663.26 and 3,760.23 is: 5,188.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278.18 : 8,663.26 = 3,760.23 : x
  2. Step 2: Convert to fraction form
    6,278.18/8,663.26 = 3,760.23/x
  3. Step 3: Cross multiply
    6,278.18x = 8,663.26 × 3,760.23
  4. Step 4: Simplify right side
    6,278.18x = 32,575,828.49
  5. Step 5: Solve for x
    x = 32,575,828.49/6,278.18
  6. Step 6: Final answer
    x = 5,188.74

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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.