Home / 3,759.55-5,186.16-3,052.15

Finding the Fourth Proportional to 3,759.55, 5,186.16 and 3,052.15

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Solution

The fourth proportional to 3,759.55, 5,186.16 and 3,052.15 is: 4,210.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.55 : 5,186.16 = 3,052.15 : x
  2. Step 2: Convert to fraction form
    3,759.55/5,186.16 = 3,052.15/x
  3. Step 3: Cross multiply
    3,759.55x = 5,186.16 × 3,052.15
  4. Step 4: Simplify right side
    3,759.55x = 15,828,925.28
  5. Step 5: Solve for x
    x = 15,828,925.28/3,759.55
  6. Step 6: Final answer
    x = 4,210.33

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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.