Home / 1,518.24-2,094.60-958.56

Finding the Fourth Proportional to 1,518.24, 2,094.60 and 958.56

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Solution

The fourth proportional to 1,518.24, 2,094.60 and 958.56 is: 1,322.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.24 : 2,094.60 = 958.56 : x
  2. Step 2: Convert to fraction form
    1,518.24/2,094.60 = 958.56/x
  3. Step 3: Cross multiply
    1,518.24x = 2,094.60 × 958.56
  4. Step 4: Simplify right side
    1,518.24x = 2,007,799.78
  5. Step 5: Solve for x
    x = 2,007,799.78/1,518.24
  6. Step 6: Final answer
    x = 1,322.45

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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.