Home / 3,541.37-5,312.07-2,079.72

Finding the Fourth Proportional to 3,541.37, 5,312.07 and 2,079.72

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Solution

The fourth proportional to 3,541.37, 5,312.07 and 2,079.72 is: 3,119.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.37 : 5,312.07 = 2,079.72 : x
  2. Step 2: Convert to fraction form
    3,541.37/5,312.07 = 2,079.72/x
  3. Step 3: Cross multiply
    3,541.37x = 5,312.07 × 2,079.72
  4. Step 4: Simplify right side
    3,541.37x = 11,047,618.22
  5. Step 5: Solve for x
    x = 11,047,618.22/3,541.37
  6. Step 6: Final answer
    x = 3,119.59

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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.