Home / 1,933.74-2,675.59-1,685.57

Finding the Fourth Proportional to 1,933.74, 2,675.59 and 1,685.57

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Solution

The fourth proportional to 1,933.74, 2,675.59 and 1,685.57 is: 2,332.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.74 : 2,675.59 = 1,685.57 : x
  2. Step 2: Convert to fraction form
    1,933.74/2,675.59 = 1,685.57/x
  3. Step 3: Cross multiply
    1,933.74x = 2,675.59 × 1,685.57
  4. Step 4: Simplify right side
    1,933.74x = 4,509,892.50
  5. Step 5: Solve for x
    x = 4,509,892.50/1,933.74
  6. Step 6: Final answer
    x = 2,332.22

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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.