Home / 5,081.52-7,014.84-3,590.64

Finding the Fourth Proportional to 5,081.52, 7,014.84 and 3,590.64

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Solution

The fourth proportional to 5,081.52, 7,014.84 and 3,590.64 is: 4,956.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.52 : 7,014.84 = 3,590.64 : x
  2. Step 2: Convert to fraction form
    5,081.52/7,014.84 = 3,590.64/x
  3. Step 3: Cross multiply
    5,081.52x = 7,014.84 × 3,590.64
  4. Step 4: Simplify right side
    5,081.52x = 25,187,765.10
  5. Step 5: Solve for x
    x = 25,187,765.10/5,081.52
  6. Step 6: Final answer
    x = 4,956.74

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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.