Home / 11,212.02-16,818.30-6,269.40

Finding the Fourth Proportional to 11,212.02, 16,818.30 and 6,269.40

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Solution

The fourth proportional to 11,212.02, 16,818.30 and 6,269.40 is: 9,404.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212.02 : 16,818.30 = 6,269.40 : x
  2. Step 2: Convert to fraction form
    11,212.02/16,818.30 = 6,269.40/x
  3. Step 3: Cross multiply
    11,212.02x = 16,818.30 × 6,269.40
  4. Step 4: Simplify right side
    11,212.02x = 105,440,650.02
  5. Step 5: Solve for x
    x = 105,440,650.02/11,212.02
  6. Step 6: Final answer
    x = 9,404.25

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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.