Home / 6,544.80-9,810.36-3,208.43

Finding the Fourth Proportional to 6,544.80, 9,810.36 and 3,208.43

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Solution

The fourth proportional to 6,544.80, 9,810.36 and 3,208.43 is: 4,809.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,544.80 : 9,810.36 = 3,208.43 : x
  2. Step 2: Convert to fraction form
    6,544.80/9,810.36 = 3,208.43/x
  3. Step 3: Cross multiply
    6,544.80x = 9,810.36 × 3,208.43
  4. Step 4: Simplify right side
    6,544.80x = 31,475,808.41
  5. Step 5: Solve for x
    x = 31,475,808.41/6,544.80
  6. Step 6: Final answer
    x = 4,809.29

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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.