Home / 11,069.25-15,276.53-6,102.21

Finding the Fourth Proportional to 11,069.25, 15,276.53 and 6,102.21

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Solution

The fourth proportional to 11,069.25, 15,276.53 and 6,102.21 is: 8,421.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,069.25 : 15,276.53 = 6,102.21 : x
  2. Step 2: Convert to fraction form
    11,069.25/15,276.53 = 6,102.21/x
  3. Step 3: Cross multiply
    11,069.25x = 15,276.53 × 6,102.21
  4. Step 4: Simplify right side
    11,069.25x = 93,220,563.62
  5. Step 5: Solve for x
    x = 93,220,563.62/11,069.25
  6. Step 6: Final answer
    x = 8,421.58

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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.