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Finding the Fourth Proportional to 9,930.16, 14,895.22 and 6,234.98

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Solution

The fourth proportional to 9,930.16, 14,895.22 and 6,234.98 is: 9,352.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,930.16 : 14,895.22 = 6,234.98 : x
  2. Step 2: Convert to fraction form
    9,930.16/14,895.22 = 6,234.98/x
  3. Step 3: Cross multiply
    9,930.16x = 14,895.22 × 6,234.98
  4. Step 4: Simplify right side
    9,930.16x = 92,871,428.57
  5. Step 5: Solve for x
    x = 92,871,428.57/9,930.16
  6. Step 6: Final answer
    x = 9,352.46

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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.