Home / 9,650.76-13,317.48-6,299.88

Finding the Fourth Proportional to 9,650.76, 13,317.48 and 6,299.88

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Solution

The fourth proportional to 9,650.76, 13,317.48 and 6,299.88 is: 8,693.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,650.76 : 13,317.48 = 6,299.88 : x
  2. Step 2: Convert to fraction form
    9,650.76/13,317.48 = 6,299.88/x
  3. Step 3: Cross multiply
    9,650.76x = 13,317.48 × 6,299.88
  4. Step 4: Simplify right side
    9,650.76x = 83,898,525.90
  5. Step 5: Solve for x
    x = 83,898,525.90/9,650.76
  6. Step 6: Final answer
    x = 8,693.46

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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.