Home / 4,953.56-7,431.48-1,443.65

Finding the Fourth Proportional to 4,953.56, 7,431.48 and 1,443.65

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Solution

The fourth proportional to 4,953.56, 7,431.48 and 1,443.65 is: 2,165.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953.56 : 7,431.48 = 1,443.65 : x
  2. Step 2: Convert to fraction form
    4,953.56/7,431.48 = 1,443.65/x
  3. Step 3: Cross multiply
    4,953.56x = 7,431.48 × 1,443.65
  4. Step 4: Simplify right side
    4,953.56x = 10,728,418.94
  5. Step 5: Solve for x
    x = 10,728,418.94/4,953.56
  6. Step 6: Final answer
    x = 2,165.80

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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.