Home / 2,184.15-3,014.01-1,239.99

Finding the Fourth Proportional to 2,184.15, 3,014.01 and 1,239.99

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Solution

The fourth proportional to 2,184.15, 3,014.01 and 1,239.99 is: 1,711.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.15 : 3,014.01 = 1,239.99 : x
  2. Step 2: Convert to fraction form
    2,184.15/3,014.01 = 1,239.99/x
  3. Step 3: Cross multiply
    2,184.15x = 3,014.01 × 1,239.99
  4. Step 4: Simplify right side
    2,184.15x = 3,737,342.26
  5. Step 5: Solve for x
    x = 3,737,342.26/2,184.15
  6. Step 6: Final answer
    x = 1,711.12

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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.