Home / 1,937.42-2,653.53-1,823.76

Finding the Fourth Proportional to 1,937.42, 2,653.53 and 1,823.76

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Solution

The fourth proportional to 1,937.42, 2,653.53 and 1,823.76 is: 2,497.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.42 : 2,653.53 = 1,823.76 : x
  2. Step 2: Convert to fraction form
    1,937.42/2,653.53 = 1,823.76/x
  3. Step 3: Cross multiply
    1,937.42x = 2,653.53 × 1,823.76
  4. Step 4: Simplify right side
    1,937.42x = 4,839,418.66
  5. Step 5: Solve for x
    x = 4,839,418.66/1,937.42
  6. Step 6: Final answer
    x = 2,497.87

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.