Home / 6,535.94-9,803.86-2,640.29

Finding the Fourth Proportional to 6,535.94, 9,803.86 and 2,640.29

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Solution

The fourth proportional to 6,535.94, 9,803.86 and 2,640.29 is: 3,960.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,535.94 : 9,803.86 = 2,640.29 : x
  2. Step 2: Convert to fraction form
    6,535.94/9,803.86 = 2,640.29/x
  3. Step 3: Cross multiply
    6,535.94x = 9,803.86 × 2,640.29
  4. Step 4: Simplify right side
    6,535.94x = 25,885,033.52
  5. Step 5: Solve for x
    x = 25,885,033.52/6,535.94
  6. Step 6: Final answer
    x = 3,960.41

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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.