Home / 1,518.12-2,275.74-593.37

Finding the Fourth Proportional to 1,518.12, 2,275.74 and 593.37

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Solution

The fourth proportional to 1,518.12, 2,275.74 and 593.37 is: 889.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.12 : 2,275.74 = 593.37 : x
  2. Step 2: Convert to fraction form
    1,518.12/2,275.74 = 593.37/x
  3. Step 3: Cross multiply
    1,518.12x = 2,275.74 × 593.37
  4. Step 4: Simplify right side
    1,518.12x = 1,350,355.84
  5. Step 5: Solve for x
    x = 1,350,355.84/1,518.12
  6. Step 6: Final answer
    x = 889.49

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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.