Home / 9,962.20-14,939.81-2,940.35

Finding the Fourth Proportional to 9,962.20, 14,939.81 and 2,940.35

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Solution

The fourth proportional to 9,962.20, 14,939.81 and 2,940.35 is: 4,409.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962.20 : 14,939.81 = 2,940.35 : x
  2. Step 2: Convert to fraction form
    9,962.20/14,939.81 = 2,940.35/x
  3. Step 3: Cross multiply
    9,962.20x = 14,939.81 × 2,940.35
  4. Step 4: Simplify right side
    9,962.20x = 43,928,180.93
  5. Step 5: Solve for x
    x = 43,928,180.93/9,962.20
  6. Step 6: Final answer
    x = 4,409.49

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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.