Home / 3,326.81-4,588.66-2,860.25

Finding the Fourth Proportional to 3,326.81, 4,588.66 and 2,860.25

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Solution

The fourth proportional to 3,326.81, 4,588.66 and 2,860.25 is: 3,945.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.81 : 4,588.66 = 2,860.25 : x
  2. Step 2: Convert to fraction form
    3,326.81/4,588.66 = 2,860.25/x
  3. Step 3: Cross multiply
    3,326.81x = 4,588.66 × 2,860.25
  4. Step 4: Simplify right side
    3,326.81x = 13,124,714.77
  5. Step 5: Solve for x
    x = 13,124,714.77/3,326.81
  6. Step 6: Final answer
    x = 3,945.14

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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.