Home / 8,260.20-11,399.04-4,723.32

Finding the Fourth Proportional to 8,260.20, 11,399.04 and 4,723.32

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Solution

The fourth proportional to 8,260.20, 11,399.04 and 4,723.32 is: 6,518.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,260.20 : 11,399.04 = 4,723.32 : x
  2. Step 2: Convert to fraction form
    8,260.20/11,399.04 = 4,723.32/x
  3. Step 3: Cross multiply
    8,260.20x = 11,399.04 × 4,723.32
  4. Step 4: Simplify right side
    8,260.20x = 53,841,313.61
  5. Step 5: Solve for x
    x = 53,841,313.61/8,260.20
  6. Step 6: Final answer
    x = 6,518.16

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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.