Home / 1,352.27-2,027.86-474.51

Finding the Fourth Proportional to 1,352.27, 2,027.86 and 474.51

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Solution

The fourth proportional to 1,352.27, 2,027.86 and 474.51 is: 711.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352.27 : 2,027.86 = 474.51 : x
  2. Step 2: Convert to fraction form
    1,352.27/2,027.86 = 474.51/x
  3. Step 3: Cross multiply
    1,352.27x = 2,027.86 × 474.51
  4. Step 4: Simplify right side
    1,352.27x = 962,236.19
  5. Step 5: Solve for x
    x = 962,236.19/1,352.27
  6. Step 6: Final answer
    x = 711.57

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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.