Home / 6,227.85-8,586.19-5,031.50

Finding the Fourth Proportional to 6,227.85, 8,586.19 and 5,031.50

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Solution

The fourth proportional to 6,227.85, 8,586.19 and 5,031.50 is: 6,936.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,227.85 : 8,586.19 = 5,031.50 : x
  2. Step 2: Convert to fraction form
    6,227.85/8,586.19 = 5,031.50/x
  3. Step 3: Cross multiply
    6,227.85x = 8,586.19 × 5,031.50
  4. Step 4: Simplify right side
    6,227.85x = 43,201,398.34
  5. Step 5: Solve for x
    x = 43,201,398.34/6,227.85
  6. Step 6: Final answer
    x = 6,936.80

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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.