Home / 4,809.26-7,214.61-1,521.26

Finding the Fourth Proportional to 4,809.26, 7,214.61 and 1,521.26

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Solution

The fourth proportional to 4,809.26, 7,214.61 and 1,521.26 is: 2,282.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.26 : 7,214.61 = 1,521.26 : x
  2. Step 2: Convert to fraction form
    4,809.26/7,214.61 = 1,521.26/x
  3. Step 3: Cross multiply
    4,809.26x = 7,214.61 × 1,521.26
  4. Step 4: Simplify right side
    4,809.26x = 10,975,297.61
  5. Step 5: Solve for x
    x = 10,975,297.61/4,809.26
  6. Step 6: Final answer
    x = 2,282.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.