Home / 7,914.24-11,871.36-3,294

Finding the Fourth Proportional to 7,914.24, 11,871.36 and 3,294

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Solution

The fourth proportional to 7,914.24, 11,871.36 and 3,294 is: 4,941.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914.24 : 11,871.36 = 3,294 : x
  2. Step 2: Convert to fraction form
    7,914.24/11,871.36 = 3,294/x
  3. Step 3: Cross multiply
    7,914.24x = 11,871.36 × 3,294
  4. Step 4: Simplify right side
    7,914.24x = 39,104,259.84
  5. Step 5: Solve for x
    x = 39,104,259.84/7,914.24
  6. Step 6: Final answer
    x = 4,941.00

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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.