Home / 2,837.46-3,915.77-1,718.60

Finding the Fourth Proportional to 2,837.46, 3,915.77 and 1,718.60

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Solution

The fourth proportional to 2,837.46, 3,915.77 and 1,718.60 is: 2,371.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.46 : 3,915.77 = 1,718.60 : x
  2. Step 2: Convert to fraction form
    2,837.46/3,915.77 = 1,718.60/x
  3. Step 3: Cross multiply
    2,837.46x = 3,915.77 × 1,718.60
  4. Step 4: Simplify right side
    2,837.46x = 6,729,642.32
  5. Step 5: Solve for x
    x = 6,729,642.32/2,837.46
  6. Step 6: Final answer
    x = 2,371.71

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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.