Home / 4,782.29-7,173.62-2,282.18

Finding the Fourth Proportional to 4,782.29, 7,173.62 and 2,282.18

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Solution

The fourth proportional to 4,782.29, 7,173.62 and 2,282.18 is: 3,423.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.29 : 7,173.62 = 2,282.18 : x
  2. Step 2: Convert to fraction form
    4,782.29/7,173.62 = 2,282.18/x
  3. Step 3: Cross multiply
    4,782.29x = 7,173.62 × 2,282.18
  4. Step 4: Simplify right side
    4,782.29x = 16,371,492.09
  5. Step 5: Solve for x
    x = 16,371,492.09/4,782.29
  6. Step 6: Final answer
    x = 3,423.36

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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.