Home / 11,237.18-16,855.80-6,242.62

Finding the Fourth Proportional to 11,237.18, 16,855.80 and 6,242.62

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Solution

The fourth proportional to 11,237.18, 16,855.80 and 6,242.62 is: 9,363.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.18 : 16,855.80 = 6,242.62 : x
  2. Step 2: Convert to fraction form
    11,237.18/16,855.80 = 6,242.62/x
  3. Step 3: Cross multiply
    11,237.18x = 16,855.80 × 6,242.62
  4. Step 4: Simplify right side
    11,237.18x = 105,224,354.20
  5. Step 5: Solve for x
    x = 105,224,354.20/11,237.18
  6. Step 6: Final answer
    x = 9,363.95

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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.