Home / 7,299.84-10,949.60-2,106.16

Finding the Fourth Proportional to 7,299.84, 10,949.60 and 2,106.16

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Solution

The fourth proportional to 7,299.84, 10,949.60 and 2,106.16 is: 3,159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299.84 : 10,949.60 = 2,106.16 : x
  2. Step 2: Convert to fraction form
    7,299.84/10,949.60 = 2,106.16/x
  3. Step 3: Cross multiply
    7,299.84x = 10,949.60 × 2,106.16
  4. Step 4: Simplify right side
    7,299.84x = 23,061,609.54
  5. Step 5: Solve for x
    x = 23,061,609.54/7,299.84
  6. Step 6: Final answer
    x = 3,159.19

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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.