Home / 9,920.62-14,880.96-3,346.84

Finding the Fourth Proportional to 9,920.62, 14,880.96 and 3,346.84

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Solution

The fourth proportional to 9,920.62, 14,880.96 and 3,346.84 is: 5,020.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,920.62 : 14,880.96 = 3,346.84 : x
  2. Step 2: Convert to fraction form
    9,920.62/14,880.96 = 3,346.84/x
  3. Step 3: Cross multiply
    9,920.62x = 14,880.96 × 3,346.84
  4. Step 4: Simplify right side
    9,920.62x = 49,804,192.17
  5. Step 5: Solve for x
    x = 49,804,192.17/9,920.62
  6. Step 6: Final answer
    x = 5,020.27

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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.