Home / 8,296.48-11,449.92-4,712.23

Finding the Fourth Proportional to 8,296.48, 11,449.92 and 4,712.23

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Solution

The fourth proportional to 8,296.48, 11,449.92 and 4,712.23 is: 6,503.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296.48 : 11,449.92 = 4,712.23 : x
  2. Step 2: Convert to fraction form
    8,296.48/11,449.92 = 4,712.23/x
  3. Step 3: Cross multiply
    8,296.48x = 11,449.92 × 4,712.23
  4. Step 4: Simplify right side
    8,296.48x = 53,954,656.52
  5. Step 5: Solve for x
    x = 53,954,656.52/8,296.48
  6. Step 6: Final answer
    x = 6,503.32

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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.