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Finding the Fourth Proportional to 2,153.68, 3,230.53 and 593.71

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Solution

The fourth proportional to 2,153.68, 3,230.53 and 593.71 is: 890.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153.68 : 3,230.53 = 593.71 : x
  2. Step 2: Convert to fraction form
    2,153.68/3,230.53 = 593.71/x
  3. Step 3: Cross multiply
    2,153.68x = 3,230.53 × 593.71
  4. Step 4: Simplify right side
    2,153.68x = 1,917,988.41
  5. Step 5: Solve for x
    x = 1,917,988.41/2,153.68
  6. Step 6: Final answer
    x = 890.56

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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.