Home / 3,573.79-5,357.61-1,384.04

Finding the Fourth Proportional to 3,573.79, 5,357.61 and 1,384.04

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Solution

The fourth proportional to 3,573.79, 5,357.61 and 1,384.04 is: 2,074.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.79 : 5,357.61 = 1,384.04 : x
  2. Step 2: Convert to fraction form
    3,573.79/5,357.61 = 1,384.04/x
  3. Step 3: Cross multiply
    3,573.79x = 5,357.61 × 1,384.04
  4. Step 4: Simplify right side
    3,573.79x = 7,415,159.94
  5. Step 5: Solve for x
    x = 7,415,159.94/3,573.79
  6. Step 6: Final answer
    x = 2,074.87

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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.