Home / 5,264.37-7,896.51-2,143.64

Finding the Fourth Proportional to 5,264.37, 7,896.51 and 2,143.64

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Solution

The fourth proportional to 5,264.37, 7,896.51 and 2,143.64 is: 3,215.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264.37 : 7,896.51 = 2,143.64 : x
  2. Step 2: Convert to fraction form
    5,264.37/7,896.51 = 2,143.64/x
  3. Step 3: Cross multiply
    5,264.37x = 7,896.51 × 2,143.64
  4. Step 4: Simplify right side
    5,264.37x = 16,927,278.26
  5. Step 5: Solve for x
    x = 16,927,278.26/5,264.37
  6. Step 6: Final answer
    x = 3,215.44

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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.