Home / 7,371.09-11,056.66-2,106.18

Finding the Fourth Proportional to 7,371.09, 11,056.66 and 2,106.18

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Solution

The fourth proportional to 7,371.09, 11,056.66 and 2,106.18 is: 3,159.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.09 : 11,056.66 = 2,106.18 : x
  2. Step 2: Convert to fraction form
    7,371.09/11,056.66 = 2,106.18/x
  3. Step 3: Cross multiply
    7,371.09x = 11,056.66 × 2,106.18
  4. Step 4: Simplify right side
    7,371.09x = 23,287,310.89
  5. Step 5: Solve for x
    x = 23,287,310.89/7,371.09
  6. Step 6: Final answer
    x = 3,159.28

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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.