Home / 1,684.55-2,529.26-1,358.93

Finding the Fourth Proportional to 1,684.55, 2,529.26 and 1,358.93

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Solution

The fourth proportional to 1,684.55, 2,529.26 and 1,358.93 is: 2,040.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684.55 : 2,529.26 = 1,358.93 : x
  2. Step 2: Convert to fraction form
    1,684.55/2,529.26 = 1,358.93/x
  3. Step 3: Cross multiply
    1,684.55x = 2,529.26 × 1,358.93
  4. Step 4: Simplify right side
    1,684.55x = 3,437,087.29
  5. Step 5: Solve for x
    x = 3,437,087.29/1,684.55
  6. Step 6: Final answer
    x = 2,040.36

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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.