Home / 1,711.06-2,361.21-964.93

Finding the Fourth Proportional to 1,711.06, 2,361.21 and 964.93

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Solution

The fourth proportional to 1,711.06, 2,361.21 and 964.93 is: 1,331.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711.06 : 2,361.21 = 964.93 : x
  2. Step 2: Convert to fraction form
    1,711.06/2,361.21 = 964.93/x
  3. Step 3: Cross multiply
    1,711.06x = 2,361.21 × 964.93
  4. Step 4: Simplify right side
    1,711.06x = 2,278,402.37
  5. Step 5: Solve for x
    x = 2,278,402.37/1,711.06
  6. Step 6: Final answer
    x = 1,331.57

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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.