Home / 2,506.06-3,456.75-1,720.54

Finding the Fourth Proportional to 2,506.06, 3,456.75 and 1,720.54

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Solution

The fourth proportional to 2,506.06, 3,456.75 and 1,720.54 is: 2,373.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,506.06 : 3,456.75 = 1,720.54 : x
  2. Step 2: Convert to fraction form
    2,506.06/3,456.75 = 1,720.54/x
  3. Step 3: Cross multiply
    2,506.06x = 3,456.75 × 1,720.54
  4. Step 4: Simplify right side
    2,506.06x = 5,947,476.65
  5. Step 5: Solve for x
    x = 5,947,476.65/2,506.06
  6. Step 6: Final answer
    x = 2,373.24

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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.