Home / 4,930.37-7,393.05-1,642.31

Finding the Fourth Proportional to 4,930.37, 7,393.05 and 1,642.31

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Solution

The fourth proportional to 4,930.37, 7,393.05 and 1,642.31 is: 2,462.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.37 : 7,393.05 = 1,642.31 : x
  2. Step 2: Convert to fraction form
    4,930.37/7,393.05 = 1,642.31/x
  3. Step 3: Cross multiply
    4,930.37x = 7,393.05 × 1,642.31
  4. Step 4: Simplify right side
    4,930.37x = 12,141,642.98
  5. Step 5: Solve for x
    x = 12,141,642.98/4,930.37
  6. Step 6: Final answer
    x = 2,462.63

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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.