Home / 8,473.01-12,707.69-2,628.32

Finding the Fourth Proportional to 8,473.01, 12,707.69 and 2,628.32

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Solution

The fourth proportional to 8,473.01, 12,707.69 and 2,628.32 is: 3,941.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,473.01 : 12,707.69 = 2,628.32 : x
  2. Step 2: Convert to fraction form
    8,473.01/12,707.69 = 2,628.32/x
  3. Step 3: Cross multiply
    8,473.01x = 12,707.69 × 2,628.32
  4. Step 4: Simplify right side
    8,473.01x = 33,399,799.10
  5. Step 5: Solve for x
    x = 33,399,799.10/8,473.01
  6. Step 6: Final answer
    x = 3,941.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.