Home / 3,715.56-5,573.42-1,118.52

Finding the Fourth Proportional to 3,715.56, 5,573.42 and 1,118.52

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Solution

The fourth proportional to 3,715.56, 5,573.42 and 1,118.52 is: 1,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.56 : 5,573.42 = 1,118.52 : x
  2. Step 2: Convert to fraction form
    3,715.56/5,573.42 = 1,118.52/x
  3. Step 3: Cross multiply
    3,715.56x = 5,573.42 × 1,118.52
  4. Step 4: Simplify right side
    3,715.56x = 6,233,981.74
  5. Step 5: Solve for x
    x = 6,233,981.74/3,715.56
  6. Step 6: Final answer
    x = 1,677.80

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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.