Home / 11,000.02-15,180.06-6,284.20

Finding the Fourth Proportional to 11,000.02, 15,180.06 and 6,284.20

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Solution

The fourth proportional to 11,000.02, 15,180.06 and 6,284.20 is: 8,672.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.02 : 15,180.06 = 6,284.20 : x
  2. Step 2: Convert to fraction form
    11,000.02/15,180.06 = 6,284.20/x
  3. Step 3: Cross multiply
    11,000.02x = 15,180.06 × 6,284.20
  4. Step 4: Simplify right side
    11,000.02x = 95,394,533.05
  5. Step 5: Solve for x
    x = 95,394,533.05/11,000.02
  6. Step 6: Final answer
    x = 8,672.21

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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.