Home / 9,650.61-14,455.53-6,138.72

Finding the Fourth Proportional to 9,650.61, 14,455.53 and 6,138.72

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Solution

The fourth proportional to 9,650.61, 14,455.53 and 6,138.72 is: 9,195.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,650.61 : 14,455.53 = 6,138.72 : x
  2. Step 2: Convert to fraction form
    9,650.61/14,455.53 = 6,138.72/x
  3. Step 3: Cross multiply
    9,650.61x = 14,455.53 × 6,138.72
  4. Step 4: Simplify right side
    9,650.61x = 88,738,451.12
  5. Step 5: Solve for x
    x = 88,738,451.12/9,650.61
  6. Step 6: Final answer
    x = 9,195.11

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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.