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Finding the Fourth Proportional to 9,960.54, 14,940.81 and 3,035.10

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Solution

The fourth proportional to 9,960.54, 14,940.81 and 3,035.10 is: 4,552.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,960.54 : 14,940.81 = 3,035.10 : x
  2. Step 2: Convert to fraction form
    9,960.54/14,940.81 = 3,035.10/x
  3. Step 3: Cross multiply
    9,960.54x = 14,940.81 × 3,035.10
  4. Step 4: Simplify right side
    9,960.54x = 45,346,852.43
  5. Step 5: Solve for x
    x = 45,346,852.43/9,960.54
  6. Step 6: Final answer
    x = 4,552.65

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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.