Home / 6,239.48-8,610.18-3,586.28

Finding the Fourth Proportional to 6,239.48, 8,610.18 and 3,586.28

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Solution

The fourth proportional to 6,239.48, 8,610.18 and 3,586.28 is: 4,948.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.48 : 8,610.18 = 3,586.28 : x
  2. Step 2: Convert to fraction form
    6,239.48/8,610.18 = 3,586.28/x
  3. Step 3: Cross multiply
    6,239.48x = 8,610.18 × 3,586.28
  4. Step 4: Simplify right side
    6,239.48x = 30,878,516.33
  5. Step 5: Solve for x
    x = 30,878,516.33/6,239.48
  6. Step 6: Final answer
    x = 4,948.89

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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.