Home / 6,810.75-9,399.65-4,458.11

Finding the Fourth Proportional to 6,810.75, 9,399.65 and 4,458.11

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Solution

The fourth proportional to 6,810.75, 9,399.65 and 4,458.11 is: 6,152.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,810.75 : 9,399.65 = 4,458.11 : x
  2. Step 2: Convert to fraction form
    6,810.75/9,399.65 = 4,458.11/x
  3. Step 3: Cross multiply
    6,810.75x = 9,399.65 × 4,458.11
  4. Step 4: Simplify right side
    6,810.75x = 41,904,604.37
  5. Step 5: Solve for x
    x = 41,904,604.37/6,810.75
  6. Step 6: Final answer
    x = 6,152.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.