Home / 4,722.98-7,083.51-4,488.80

Finding the Fourth Proportional to 4,722.98, 7,083.51 and 4,488.80

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Solution

The fourth proportional to 4,722.98, 7,083.51 and 4,488.80 is: 6,732.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.98 : 7,083.51 = 4,488.80 : x
  2. Step 2: Convert to fraction form
    4,722.98/7,083.51 = 4,488.80/x
  3. Step 3: Cross multiply
    4,722.98x = 7,083.51 × 4,488.80
  4. Step 4: Simplify right side
    4,722.98x = 31,796,459.69
  5. Step 5: Solve for x
    x = 31,796,459.69/4,722.98
  6. Step 6: Final answer
    x = 6,732.29

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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.