Home / 4,818.23-7,220.54-2,282.63

Finding the Fourth Proportional to 4,818.23, 7,220.54 and 2,282.63

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Solution

The fourth proportional to 4,818.23, 7,220.54 and 2,282.63 is: 3,420.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.23 : 7,220.54 = 2,282.63 : x
  2. Step 2: Convert to fraction form
    4,818.23/7,220.54 = 2,282.63/x
  3. Step 3: Cross multiply
    4,818.23x = 7,220.54 × 2,282.63
  4. Step 4: Simplify right side
    4,818.23x = 16,481,785.12
  5. Step 5: Solve for x
    x = 16,481,785.12/4,818.23
  6. Step 6: Final answer
    x = 3,420.72

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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.