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Finding the Fourth Proportional to 9,370.95, 14,063.04 and 6,912.15

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Solution

The fourth proportional to 9,370.95, 14,063.04 and 6,912.15 is: 10,373.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,370.95 : 14,063.04 = 6,912.15 : x
  2. Step 2: Convert to fraction form
    9,370.95/14,063.04 = 6,912.15/x
  3. Step 3: Cross multiply
    9,370.95x = 14,063.04 × 6,912.15
  4. Step 4: Simplify right side
    9,370.95x = 97,205,841.94
  5. Step 5: Solve for x
    x = 97,205,841.94/9,370.95
  6. Step 6: Final answer
    x = 10,373.10

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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.