Home / 1,702.32-2,350.92-1,519.08

Finding the Fourth Proportional to 1,702.32, 2,350.92 and 1,519.08

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Solution

The fourth proportional to 1,702.32, 2,350.92 and 1,519.08 is: 2,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702.32 : 2,350.92 = 1,519.08 : x
  2. Step 2: Convert to fraction form
    1,702.32/2,350.92 = 1,519.08/x
  3. Step 3: Cross multiply
    1,702.32x = 2,350.92 × 1,519.08
  4. Step 4: Simplify right side
    1,702.32x = 3,571,235.55
  5. Step 5: Solve for x
    x = 3,571,235.55/1,702.32
  6. Step 6: Final answer
    x = 2,097.86

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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.