Home / 6,278.98-9,418.47-4,558.54

Finding the Fourth Proportional to 6,278.98, 9,418.47 and 4,558.54

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Solution

The fourth proportional to 6,278.98, 9,418.47 and 4,558.54 is: 6,837.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278.98 : 9,418.47 = 4,558.54 : x
  2. Step 2: Convert to fraction form
    6,278.98/9,418.47 = 4,558.54/x
  3. Step 3: Cross multiply
    6,278.98x = 9,418.47 × 4,558.54
  4. Step 4: Simplify right side
    6,278.98x = 42,934,472.23
  5. Step 5: Solve for x
    x = 42,934,472.23/6,278.98
  6. Step 6: Final answer
    x = 6,837.81

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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.