Home / 4,979.08-7,466.19-2,899.81

Finding the Fourth Proportional to 4,979.08, 7,466.19 and 2,899.81

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Solution

The fourth proportional to 4,979.08, 7,466.19 and 2,899.81 is: 4,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979.08 : 7,466.19 = 2,899.81 : x
  2. Step 2: Convert to fraction form
    4,979.08/7,466.19 = 2,899.81/x
  3. Step 3: Cross multiply
    4,979.08x = 7,466.19 × 2,899.81
  4. Step 4: Simplify right side
    4,979.08x = 21,650,530.88
  5. Step 5: Solve for x
    x = 21,650,530.88/4,979.08
  6. Step 6: Final answer
    x = 4,348.30

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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.