Home / 7,256.78-10,880.67-3,356.18

Finding the Fourth Proportional to 7,256.78, 10,880.67 and 3,356.18

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Solution

The fourth proportional to 7,256.78, 10,880.67 and 3,356.18 is: 5,032.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.78 : 10,880.67 = 3,356.18 : x
  2. Step 2: Convert to fraction form
    7,256.78/10,880.67 = 3,356.18/x
  3. Step 3: Cross multiply
    7,256.78x = 10,880.67 × 3,356.18
  4. Step 4: Simplify right side
    7,256.78x = 36,517,487.04
  5. Step 5: Solve for x
    x = 36,517,487.04/7,256.78
  6. Step 6: Final answer
    x = 5,032.19

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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.