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Finding the Fourth Proportional to 6,804.75, 10,205.94 and 1,807.16

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Solution

The fourth proportional to 6,804.75, 10,205.94 and 1,807.16 is: 2,710.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,804.75 : 10,205.94 = 1,807.16 : x
  2. Step 2: Convert to fraction form
    6,804.75/10,205.94 = 1,807.16/x
  3. Step 3: Cross multiply
    6,804.75x = 10,205.94 × 1,807.16
  4. Step 4: Simplify right side
    6,804.75x = 18,443,715.50
  5. Step 5: Solve for x
    x = 18,443,715.50/6,804.75
  6. Step 6: Final answer
    x = 2,710.42

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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.