Home / 7,644.33-10,549.67-4,287.36

Finding the Fourth Proportional to 7,644.33, 10,549.67 and 4,287.36

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Solution

The fourth proportional to 7,644.33, 10,549.67 and 4,287.36 is: 5,916.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.33 : 10,549.67 = 4,287.36 : x
  2. Step 2: Convert to fraction form
    7,644.33/10,549.67 = 4,287.36/x
  3. Step 3: Cross multiply
    7,644.33x = 10,549.67 × 4,287.36
  4. Step 4: Simplify right side
    7,644.33x = 45,230,233.17
  5. Step 5: Solve for x
    x = 45,230,233.17/7,644.33
  6. Step 6: Final answer
    x = 5,916.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.