Home / 2,995.07-4,490.85-1,146.31

Finding the Fourth Proportional to 2,995.07, 4,490.85 and 1,146.31

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Solution

The fourth proportional to 2,995.07, 4,490.85 and 1,146.31 is: 1,718.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.07 : 4,490.85 = 1,146.31 : x
  2. Step 2: Convert to fraction form
    2,995.07/4,490.85 = 1,146.31/x
  3. Step 3: Cross multiply
    2,995.07x = 4,490.85 × 1,146.31
  4. Step 4: Simplify right side
    2,995.07x = 5,147,883.81
  5. Step 5: Solve for x
    x = 5,147,883.81/2,995.07
  6. Step 6: Final answer
    x = 1,718.79

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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.