Home / 7,440.96-10,268.66-4,084.09

Finding the Fourth Proportional to 7,440.96, 10,268.66 and 4,084.09

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Solution

The fourth proportional to 7,440.96, 10,268.66 and 4,084.09 is: 5,636.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.96 : 10,268.66 = 4,084.09 : x
  2. Step 2: Convert to fraction form
    7,440.96/10,268.66 = 4,084.09/x
  3. Step 3: Cross multiply
    7,440.96x = 10,268.66 × 4,084.09
  4. Step 4: Simplify right side
    7,440.96x = 41,938,085.53
  5. Step 5: Solve for x
    x = 41,938,085.53/7,440.96
  6. Step 6: Final answer
    x = 5,636.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.