Home / 2,368.47-3,268.73-1,306.50

Finding the Fourth Proportional to 2,368.47, 3,268.73 and 1,306.50

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Solution

The fourth proportional to 2,368.47, 3,268.73 and 1,306.50 is: 1,803.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.47 : 3,268.73 = 1,306.50 : x
  2. Step 2: Convert to fraction form
    2,368.47/3,268.73 = 1,306.50/x
  3. Step 3: Cross multiply
    2,368.47x = 3,268.73 × 1,306.50
  4. Step 4: Simplify right side
    2,368.47x = 4,270,610.66
  5. Step 5: Solve for x
    x = 4,270,610.66/2,368.47
  6. Step 6: Final answer
    x = 1,803.11

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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.