Home / 4,077.77-5,626.62-2,309.00

Finding the Fourth Proportional to 4,077.77, 5,626.62 and 2,309.00

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Solution

The fourth proportional to 4,077.77, 5,626.62 and 2,309.00 is: 3,186.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.77 : 5,626.62 = 2,309.00 : x
  2. Step 2: Convert to fraction form
    4,077.77/5,626.62 = 2,309.00/x
  3. Step 3: Cross multiply
    4,077.77x = 5,626.62 × 2,309.00
  4. Step 4: Simplify right side
    4,077.77x = 12,991,837.45
  5. Step 5: Solve for x
    x = 12,991,837.45/4,077.77
  6. Step 6: Final answer
    x = 3,186.02

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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.