Home / 4,077.63-5,627.57-2,309.31

Finding the Fourth Proportional to 4,077.63, 5,627.57 and 2,309.31

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Solution

The fourth proportional to 4,077.63, 5,627.57 and 2,309.31 is: 3,187.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.63 : 5,627.57 = 2,309.31 : x
  2. Step 2: Convert to fraction form
    4,077.63/5,627.57 = 2,309.31/x
  3. Step 3: Cross multiply
    4,077.63x = 5,627.57 × 2,309.31
  4. Step 4: Simplify right side
    4,077.63x = 12,995,792.13
  5. Step 5: Solve for x
    x = 12,995,792.13/4,077.63
  6. Step 6: Final answer
    x = 3,187.09

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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.