Home / 9,214.90-13,828.26-9,180.88

Finding the Fourth Proportional to 9,214.90, 13,828.26 and 9,180.88

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Solution

The fourth proportional to 9,214.90, 13,828.26 and 9,180.88 is: 13,777.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.90 : 13,828.26 = 9,180.88 : x
  2. Step 2: Convert to fraction form
    9,214.90/13,828.26 = 9,180.88/x
  3. Step 3: Cross multiply
    9,214.90x = 13,828.26 × 9,180.88
  4. Step 4: Simplify right side
    9,214.90x = 126,955,595.67
  5. Step 5: Solve for x
    x = 126,955,595.67/9,214.90
  6. Step 6: Final answer
    x = 13,777.21

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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.