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Finding the Fourth Proportional to 1,762.78, 2,644.36 and 593.62

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Solution

The fourth proportional to 1,762.78, 2,644.36 and 593.62 is: 890.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762.78 : 2,644.36 = 593.62 : x
  2. Step 2: Convert to fraction form
    1,762.78/2,644.36 = 593.62/x
  3. Step 3: Cross multiply
    1,762.78x = 2,644.36 × 593.62
  4. Step 4: Simplify right side
    1,762.78x = 1,569,744.98
  5. Step 5: Solve for x
    x = 1,569,744.98/1,762.78
  6. Step 6: Final answer
    x = 890.49

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Double scale
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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.