Home / 2,345.25-3,531.73-2,040.77

Finding the Fourth Proportional to 2,345.25, 3,531.73 and 2,040.77

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Solution

The fourth proportional to 2,345.25, 3,531.73 and 2,040.77 is: 3,073.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.25 : 3,531.73 = 2,040.77 : x
  2. Step 2: Convert to fraction form
    2,345.25/3,531.73 = 2,040.77/x
  3. Step 3: Cross multiply
    2,345.25x = 3,531.73 × 2,040.77
  4. Step 4: Simplify right side
    2,345.25x = 7,207,440.51
  5. Step 5: Solve for x
    x = 7,207,440.51/2,345.25
  6. Step 6: Final answer
    x = 3,073.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.