Home / 5,783.15-8,674.72-2,858.51

Finding the Fourth Proportional to 5,783.15, 8,674.72 and 2,858.51

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Solution

The fourth proportional to 5,783.15, 8,674.72 and 2,858.51 is: 4,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,783.15 : 8,674.72 = 2,858.51 : x
  2. Step 2: Convert to fraction form
    5,783.15/8,674.72 = 2,858.51/x
  3. Step 3: Cross multiply
    5,783.15x = 8,674.72 × 2,858.51
  4. Step 4: Simplify right side
    5,783.15x = 24,796,723.35
  5. Step 5: Solve for x
    x = 24,796,723.35/5,783.15
  6. Step 6: Final answer
    x = 4,287.76

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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.