Home / 4,820.09-7,230.29-1,488.42

Finding the Fourth Proportional to 4,820.09, 7,230.29 and 1,488.42

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Solution

The fourth proportional to 4,820.09, 7,230.29 and 1,488.42 is: 2,232.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.09 : 7,230.29 = 1,488.42 : x
  2. Step 2: Convert to fraction form
    4,820.09/7,230.29 = 1,488.42/x
  3. Step 3: Cross multiply
    4,820.09x = 7,230.29 × 1,488.42
  4. Step 4: Simplify right side
    4,820.09x = 10,761,700.80
  5. Step 5: Solve for x
    x = 10,761,700.80/4,820.09
  6. Step 6: Final answer
    x = 2,232.68

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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.