Home / 9,411.96-14,120.07-3,087.18

Finding the Fourth Proportional to 9,411.96, 14,120.07 and 3,087.18

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Solution

The fourth proportional to 9,411.96, 14,120.07 and 3,087.18 is: 4,631.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,411.96 : 14,120.07 = 3,087.18 : x
  2. Step 2: Convert to fraction form
    9,411.96/14,120.07 = 3,087.18/x
  3. Step 3: Cross multiply
    9,411.96x = 14,120.07 × 3,087.18
  4. Step 4: Simplify right side
    9,411.96x = 43,591,197.70
  5. Step 5: Solve for x
    x = 43,591,197.70/9,411.96
  6. Step 6: Final answer
    x = 4,631.47

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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.