Home / 6,717.88-9,255.54-5,036.65

Finding the Fourth Proportional to 6,717.88, 9,255.54 and 5,036.65

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Solution

The fourth proportional to 6,717.88, 9,255.54 and 5,036.65 is: 6,939.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717.88 : 9,255.54 = 5,036.65 : x
  2. Step 2: Convert to fraction form
    6,717.88/9,255.54 = 5,036.65/x
  3. Step 3: Cross multiply
    6,717.88x = 9,255.54 × 5,036.65
  4. Step 4: Simplify right side
    6,717.88x = 46,616,915.54
  5. Step 5: Solve for x
    x = 46,616,915.54/6,717.88
  6. Step 6: Final answer
    x = 6,939.23

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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.