Home / 4,721.42-7,083.33-4,424.94

Finding the Fourth Proportional to 4,721.42, 7,083.33 and 4,424.94

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Solution

The fourth proportional to 4,721.42, 7,083.33 and 4,424.94 is: 6,638.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.42 : 7,083.33 = 4,424.94 : x
  2. Step 2: Convert to fraction form
    4,721.42/7,083.33 = 4,424.94/x
  3. Step 3: Cross multiply
    4,721.42x = 7,083.33 × 4,424.94
  4. Step 4: Simplify right side
    4,721.42x = 31,343,310.25
  5. Step 5: Solve for x
    x = 31,343,310.25/4,721.42
  6. Step 6: Final answer
    x = 6,638.53

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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.