Home / 4,080.36-5,628.24-2,586.72

Finding the Fourth Proportional to 4,080.36, 5,628.24 and 2,586.72

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Solution

The fourth proportional to 4,080.36, 5,628.24 and 2,586.72 is: 3,567.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.36 : 5,628.24 = 2,586.72 : x
  2. Step 2: Convert to fraction form
    4,080.36/5,628.24 = 2,586.72/x
  3. Step 3: Cross multiply
    4,080.36x = 5,628.24 × 2,586.72
  4. Step 4: Simplify right side
    4,080.36x = 14,558,680.97
  5. Step 5: Solve for x
    x = 14,558,680.97/4,080.36
  6. Step 6: Final answer
    x = 3,567.99

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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.