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Finding the Fourth Proportional to 2,995.57, 4,133.23 and 1,816.93

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Solution

The fourth proportional to 2,995.57, 4,133.23 and 1,816.93 is: 2,506.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.57 : 4,133.23 = 1,816.93 : x
  2. Step 2: Convert to fraction form
    2,995.57/4,133.23 = 1,816.93/x
  3. Step 3: Cross multiply
    2,995.57x = 4,133.23 × 1,816.93
  4. Step 4: Simplify right side
    2,995.57x = 7,509,789.58
  5. Step 5: Solve for x
    x = 7,509,789.58/2,995.57
  6. Step 6: Final answer
    x = 2,506.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.