Home / 2,981.32-4,464.22-2,493.16

Finding the Fourth Proportional to 2,981.32, 4,464.22 and 2,493.16

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Solution

The fourth proportional to 2,981.32, 4,464.22 and 2,493.16 is: 3,733.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981.32 : 4,464.22 = 2,493.16 : x
  2. Step 2: Convert to fraction form
    2,981.32/4,464.22 = 2,493.16/x
  3. Step 3: Cross multiply
    2,981.32x = 4,464.22 × 2,493.16
  4. Step 4: Simplify right side
    2,981.32x = 11,130,014.74
  5. Step 5: Solve for x
    x = 11,130,014.74/2,981.32
  6. Step 6: Final answer
    x = 3,733.25

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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.