Home / 2,454.93-3,386.68-1,558.26

Finding the Fourth Proportional to 2,454.93, 3,386.68 and 1,558.26

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Solution

The fourth proportional to 2,454.93, 3,386.68 and 1,558.26 is: 2,149.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.93 : 3,386.68 = 1,558.26 : x
  2. Step 2: Convert to fraction form
    2,454.93/3,386.68 = 1,558.26/x
  3. Step 3: Cross multiply
    2,454.93x = 3,386.68 × 1,558.26
  4. Step 4: Simplify right side
    2,454.93x = 5,277,324.08
  5. Step 5: Solve for x
    x = 5,277,324.08/2,454.93
  6. Step 6: Final answer
    x = 2,149.68

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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.