Home / 2,330.51-3,215.77-1,335.83

Finding the Fourth Proportional to 2,330.51, 3,215.77 and 1,335.83

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Solution

The fourth proportional to 2,330.51, 3,215.77 and 1,335.83 is: 1,843.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.51 : 3,215.77 = 1,335.83 : x
  2. Step 2: Convert to fraction form
    2,330.51/3,215.77 = 1,335.83/x
  3. Step 3: Cross multiply
    2,330.51x = 3,215.77 × 1,335.83
  4. Step 4: Simplify right side
    2,330.51x = 4,295,702.62
  5. Step 5: Solve for x
    x = 4,295,702.62/2,330.51
  6. Step 6: Final answer
    x = 1,843.25

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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.