Home / 6,266.78-8,648.16-3,749.00

Finding the Fourth Proportional to 6,266.78, 8,648.16 and 3,749.00

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Solution

The fourth proportional to 6,266.78, 8,648.16 and 3,749.00 is: 5,173.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.78 : 8,648.16 = 3,749.00 : x
  2. Step 2: Convert to fraction form
    6,266.78/8,648.16 = 3,749.00/x
  3. Step 3: Cross multiply
    6,266.78x = 8,648.16 × 3,749.00
  4. Step 4: Simplify right side
    6,266.78x = 32,421,920.85
  5. Step 5: Solve for x
    x = 32,421,920.85/6,266.78
  6. Step 6: Final answer
    x = 5,173.62

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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.