Home / 1,942.53-2,914.18-625.93

Finding the Fourth Proportional to 1,942.53, 2,914.18 and 625.93

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Solution

The fourth proportional to 1,942.53, 2,914.18 and 625.93 is: 939.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942.53 : 2,914.18 = 625.93 : x
  2. Step 2: Convert to fraction form
    1,942.53/2,914.18 = 625.93/x
  3. Step 3: Cross multiply
    1,942.53x = 2,914.18 × 625.93
  4. Step 4: Simplify right side
    1,942.53x = 1,824,063.84
  5. Step 5: Solve for x
    x = 1,824,063.84/1,942.53
  6. Step 6: Final answer
    x = 939.01

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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.