Home / 9,919.86-14,883.15-6,217.62

Finding the Fourth Proportional to 9,919.86, 14,883.15 and 6,217.62

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Solution

The fourth proportional to 9,919.86, 14,883.15 and 6,217.62 is: 9,328.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919.86 : 14,883.15 = 6,217.62 : x
  2. Step 2: Convert to fraction form
    9,919.86/14,883.15 = 6,217.62/x
  3. Step 3: Cross multiply
    9,919.86x = 14,883.15 × 6,217.62
  4. Step 4: Simplify right side
    9,919.86x = 92,537,771.10
  5. Step 5: Solve for x
    x = 92,537,771.10/9,919.86
  6. Step 6: Final answer
    x = 9,328.54

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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.