Home / 3,601.36-4,967.24-2,275.28

Finding the Fourth Proportional to 3,601.36, 4,967.24 and 2,275.28

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Solution

The fourth proportional to 3,601.36, 4,967.24 and 2,275.28 is: 3,138.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.36 : 4,967.24 = 2,275.28 : x
  2. Step 2: Convert to fraction form
    3,601.36/4,967.24 = 2,275.28/x
  3. Step 3: Cross multiply
    3,601.36x = 4,967.24 × 2,275.28
  4. Step 4: Simplify right side
    3,601.36x = 11,301,861.83
  5. Step 5: Solve for x
    x = 11,301,861.83/3,601.36
  6. Step 6: Final answer
    x = 3,138.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.