Home / 3,028.64-4,570.24-2,920.16

Finding the Fourth Proportional to 3,028.64, 4,570.24 and 2,920.16

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Solution

The fourth proportional to 3,028.64, 4,570.24 and 2,920.16 is: 4,406.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.64 : 4,570.24 = 2,920.16 : x
  2. Step 2: Convert to fraction form
    3,028.64/4,570.24 = 2,920.16/x
  3. Step 3: Cross multiply
    3,028.64x = 4,570.24 × 2,920.16
  4. Step 4: Simplify right side
    3,028.64x = 13,345,832.04
  5. Step 5: Solve for x
    x = 13,345,832.04/3,028.64
  6. Step 6: Final answer
    x = 4,406.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.