Home / 4,817.20-7,226.20-1,530.22

Finding the Fourth Proportional to 4,817.20, 7,226.20 and 1,530.22

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Solution

The fourth proportional to 4,817.20, 7,226.20 and 1,530.22 is: 2,295.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.20 : 7,226.20 = 1,530.22 : x
  2. Step 2: Convert to fraction form
    4,817.20/7,226.20 = 1,530.22/x
  3. Step 3: Cross multiply
    4,817.20x = 7,226.20 × 1,530.22
  4. Step 4: Simplify right side
    4,817.20x = 11,057,675.76
  5. Step 5: Solve for x
    x = 11,057,675.76/4,817.20
  6. Step 6: Final answer
    x = 2,295.46

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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.