Home / 2,603.38-3,596.70-2,182.99

Finding the Fourth Proportional to 2,603.38, 3,596.70 and 2,182.99

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Solution

The fourth proportional to 2,603.38, 3,596.70 and 2,182.99 is: 3,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603.38 : 3,596.70 = 2,182.99 : x
  2. Step 2: Convert to fraction form
    2,603.38/3,596.70 = 2,182.99/x
  3. Step 3: Cross multiply
    2,603.38x = 3,596.70 × 2,182.99
  4. Step 4: Simplify right side
    2,603.38x = 7,851,560.13
  5. Step 5: Solve for x
    x = 7,851,560.13/2,603.38
  6. Step 6: Final answer
    x = 3,015.91

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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.