Home / 4,771.16-7,157.39-1,650.32

Finding the Fourth Proportional to 4,771.16, 7,157.39 and 1,650.32

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Solution

The fourth proportional to 4,771.16, 7,157.39 and 1,650.32 is: 2,475.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771.16 : 7,157.39 = 1,650.32 : x
  2. Step 2: Convert to fraction form
    4,771.16/7,157.39 = 1,650.32/x
  3. Step 3: Cross multiply
    4,771.16x = 7,157.39 × 1,650.32
  4. Step 4: Simplify right side
    4,771.16x = 11,811,993.51
  5. Step 5: Solve for x
    x = 11,811,993.51/4,771.16
  6. Step 6: Final answer
    x = 2,475.71

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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.