Home / 2,365.47-3,266.73-2,066.31

Finding the Fourth Proportional to 2,365.47, 3,266.73 and 2,066.31

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Solution

The fourth proportional to 2,365.47, 3,266.73 and 2,066.31 is: 2,853.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365.47 : 3,266.73 = 2,066.31 : x
  2. Step 2: Convert to fraction form
    2,365.47/3,266.73 = 2,066.31/x
  3. Step 3: Cross multiply
    2,365.47x = 3,266.73 × 2,066.31
  4. Step 4: Simplify right side
    2,365.47x = 6,750,076.87
  5. Step 5: Solve for x
    x = 6,750,076.87/2,365.47
  6. Step 6: Final answer
    x = 2,853.59

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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.