Home / 11,368.03-15,687.77-6,331.96

Finding the Fourth Proportional to 11,368.03, 15,687.77 and 6,331.96

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Solution

The fourth proportional to 11,368.03, 15,687.77 and 6,331.96 is: 8,738.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,368.03 : 15,687.77 = 6,331.96 : x
  2. Step 2: Convert to fraction form
    11,368.03/15,687.77 = 6,331.96/x
  3. Step 3: Cross multiply
    11,368.03x = 15,687.77 × 6,331.96
  4. Step 4: Simplify right side
    11,368.03x = 99,334,253.69
  5. Step 5: Solve for x
    x = 99,334,253.69/11,368.03
  6. Step 6: Final answer
    x = 8,738.04

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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.