Home / 3,704.07-5,113.15-2,758.19

Finding the Fourth Proportional to 3,704.07, 5,113.15 and 2,758.19

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Solution

The fourth proportional to 3,704.07, 5,113.15 and 2,758.19 is: 3,807.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,704.07 : 5,113.15 = 2,758.19 : x
  2. Step 2: Convert to fraction form
    3,704.07/5,113.15 = 2,758.19/x
  3. Step 3: Cross multiply
    3,704.07x = 5,113.15 × 2,758.19
  4. Step 4: Simplify right side
    3,704.07x = 14,103,045.09
  5. Step 5: Solve for x
    x = 14,103,045.09/3,704.07
  6. Step 6: Final answer
    x = 3,807.45

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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.