Home / 2,698.93-4,045.56-1,725.31

Finding the Fourth Proportional to 2,698.93, 4,045.56 and 1,725.31

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Solution

The fourth proportional to 2,698.93, 4,045.56 and 1,725.31 is: 2,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698.93 : 4,045.56 = 1,725.31 : x
  2. Step 2: Convert to fraction form
    2,698.93/4,045.56 = 1,725.31/x
  3. Step 3: Cross multiply
    2,698.93x = 4,045.56 × 1,725.31
  4. Step 4: Simplify right side
    2,698.93x = 6,979,845.12
  5. Step 5: Solve for x
    x = 6,979,845.12/2,698.93
  6. Step 6: Final answer
    x = 2,586.15

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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.