Home / 3,167.37-4,751.60-976.05

Finding the Fourth Proportional to 3,167.37, 4,751.60 and 976.05

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Solution

The fourth proportional to 3,167.37, 4,751.60 and 976.05 is: 1,464.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.37 : 4,751.60 = 976.05 : x
  2. Step 2: Convert to fraction form
    3,167.37/4,751.60 = 976.05/x
  3. Step 3: Cross multiply
    3,167.37x = 4,751.60 × 976.05
  4. Step 4: Simplify right side
    3,167.37x = 4,637,794.30
  5. Step 5: Solve for x
    x = 4,637,794.30/3,167.37
  6. Step 6: Final answer
    x = 1,464.24

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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.