Home / 5,080.64-6,995.92-4,087.52

Finding the Fourth Proportional to 5,080.64, 6,995.92 and 4,087.52

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Solution

The fourth proportional to 5,080.64, 6,995.92 and 4,087.52 is: 5,628.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.64 : 6,995.92 = 4,087.52 : x
  2. Step 2: Convert to fraction form
    5,080.64/6,995.92 = 4,087.52/x
  3. Step 3: Cross multiply
    5,080.64x = 6,995.92 × 4,087.52
  4. Step 4: Simplify right side
    5,080.64x = 28,595,962.92
  5. Step 5: Solve for x
    x = 28,595,962.92/5,080.64
  6. Step 6: Final answer
    x = 5,628.42

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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.