Home / 4,080.52-5,630.88-2,288.08

Finding the Fourth Proportional to 4,080.52, 5,630.88 and 2,288.08

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Solution

The fourth proportional to 4,080.52, 5,630.88 and 2,288.08 is: 3,157.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.52 : 5,630.88 = 2,288.08 : x
  2. Step 2: Convert to fraction form
    4,080.52/5,630.88 = 2,288.08/x
  3. Step 3: Cross multiply
    4,080.52x = 5,630.88 × 2,288.08
  4. Step 4: Simplify right side
    4,080.52x = 12,883,903.91
  5. Step 5: Solve for x
    x = 12,883,903.91/4,080.52
  6. Step 6: Final answer
    x = 3,157.42

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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.