Home / 6,240.72-9,371.64-4,174.01

Finding the Fourth Proportional to 6,240.72, 9,371.64 and 4,174.01

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Solution

The fourth proportional to 6,240.72, 9,371.64 and 4,174.01 is: 6,268.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.72 : 9,371.64 = 4,174.01 : x
  2. Step 2: Convert to fraction form
    6,240.72/9,371.64 = 4,174.01/x
  3. Step 3: Cross multiply
    6,240.72x = 9,371.64 × 4,174.01
  4. Step 4: Simplify right side
    6,240.72x = 39,117,272.22
  5. Step 5: Solve for x
    x = 39,117,272.22/6,240.72
  6. Step 6: Final answer
    x = 6,268.07

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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.