Home / 6,586.32-9,880.86-2,144.28

Finding the Fourth Proportional to 6,586.32, 9,880.86 and 2,144.28

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Solution

The fourth proportional to 6,586.32, 9,880.86 and 2,144.28 is: 3,216.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,586.32 : 9,880.86 = 2,144.28 : x
  2. Step 2: Convert to fraction form
    6,586.32/9,880.86 = 2,144.28/x
  3. Step 3: Cross multiply
    6,586.32x = 9,880.86 × 2,144.28
  4. Step 4: Simplify right side
    6,586.32x = 21,187,330.48
  5. Step 5: Solve for x
    x = 21,187,330.48/6,586.32
  6. Step 6: Final answer
    x = 3,216.87

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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.