Home / 5,284.42-7,290.84-3,045.99

Finding the Fourth Proportional to 5,284.42, 7,290.84 and 3,045.99

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Solution

The fourth proportional to 5,284.42, 7,290.84 and 3,045.99 is: 4,202.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.42 : 7,290.84 = 3,045.99 : x
  2. Step 2: Convert to fraction form
    5,284.42/7,290.84 = 3,045.99/x
  3. Step 3: Cross multiply
    5,284.42x = 7,290.84 × 3,045.99
  4. Step 4: Simplify right side
    5,284.42x = 22,207,789.28
  5. Step 5: Solve for x
    x = 22,207,789.28/5,284.42
  6. Step 6: Final answer
    x = 4,202.51

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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.