Home / 6,816.48-10,208.31-4,618.55

Finding the Fourth Proportional to 6,816.48, 10,208.31 and 4,618.55

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Solution

The fourth proportional to 6,816.48, 10,208.31 and 4,618.55 is: 6,916.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.48 : 10,208.31 = 4,618.55 : x
  2. Step 2: Convert to fraction form
    6,816.48/10,208.31 = 4,618.55/x
  3. Step 3: Cross multiply
    6,816.48x = 10,208.31 × 4,618.55
  4. Step 4: Simplify right side
    6,816.48x = 47,147,590.15
  5. Step 5: Solve for x
    x = 47,147,590.15/6,816.48
  6. Step 6: Final answer
    x = 6,916.71

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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.