Home / 8,263.24-11,418.05-6,147.32

Finding the Fourth Proportional to 8,263.24, 11,418.05 and 6,147.32

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Solution

The fourth proportional to 8,263.24, 11,418.05 and 6,147.32 is: 8,494.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.24 : 11,418.05 = 6,147.32 : x
  2. Step 2: Convert to fraction form
    8,263.24/11,418.05 = 6,147.32/x
  3. Step 3: Cross multiply
    8,263.24x = 11,418.05 × 6,147.32
  4. Step 4: Simplify right side
    8,263.24x = 70,190,365.40
  5. Step 5: Solve for x
    x = 70,190,365.40/8,263.24
  6. Step 6: Final answer
    x = 8,494.29

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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.