Home / 2,837.99-3,915.83-1,719.00

Finding the Fourth Proportional to 2,837.99, 3,915.83 and 1,719.00

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Solution

The fourth proportional to 2,837.99, 3,915.83 and 1,719.00 is: 2,371.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.99 : 3,915.83 = 1,719.00 : x
  2. Step 2: Convert to fraction form
    2,837.99/3,915.83 = 1,719.00/x
  3. Step 3: Cross multiply
    2,837.99x = 3,915.83 × 1,719.00
  4. Step 4: Simplify right side
    2,837.99x = 6,731,292.19
  5. Step 5: Solve for x
    x = 6,731,292.19/2,837.99
  6. Step 6: Final answer
    x = 2,371.86

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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.