Home / 11,073.88-15,281.26-6,354.84

Finding the Fourth Proportional to 11,073.88, 15,281.26 and 6,354.84

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Solution

The fourth proportional to 11,073.88, 15,281.26 and 6,354.84 is: 8,769.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.88 : 15,281.26 = 6,354.84 : x
  2. Step 2: Convert to fraction form
    11,073.88/15,281.26 = 6,354.84/x
  3. Step 3: Cross multiply
    11,073.88x = 15,281.26 × 6,354.84
  4. Step 4: Simplify right side
    11,073.88x = 97,109,962.30
  5. Step 5: Solve for x
    x = 97,109,962.30/11,073.88
  6. Step 6: Final answer
    x = 8,769.28

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1.5x scale

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.