Home / 3,186.32-4,776.59-1,133.84

Finding the Fourth Proportional to 3,186.32, 4,776.59 and 1,133.84

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Solution

The fourth proportional to 3,186.32, 4,776.59 and 1,133.84 is: 1,699.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186.32 : 4,776.59 = 1,133.84 : x
  2. Step 2: Convert to fraction form
    3,186.32/4,776.59 = 1,133.84/x
  3. Step 3: Cross multiply
    3,186.32x = 4,776.59 × 1,133.84
  4. Step 4: Simplify right side
    3,186.32x = 5,415,888.81
  5. Step 5: Solve for x
    x = 5,415,888.81/3,186.32
  6. Step 6: Final answer
    x = 1,699.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.