Home / 11,203.79-16,801.76-3,304.21

Finding the Fourth Proportional to 11,203.79, 16,801.76 and 3,304.21

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Solution

The fourth proportional to 11,203.79, 16,801.76 and 3,304.21 is: 4,955.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.79 : 16,801.76 = 3,304.21 : x
  2. Step 2: Convert to fraction form
    11,203.79/16,801.76 = 3,304.21/x
  3. Step 3: Cross multiply
    11,203.79x = 16,801.76 × 3,304.21
  4. Step 4: Simplify right side
    11,203.79x = 55,516,459.40
  5. Step 5: Solve for x
    x = 55,516,459.40/11,203.79
  6. Step 6: Final answer
    x = 4,955.15

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1.5x scale

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.