Home / 2,395.73-3,306.09-1,347.79

Finding the Fourth Proportional to 2,395.73, 3,306.09 and 1,347.79

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Solution

The fourth proportional to 2,395.73, 3,306.09 and 1,347.79 is: 1,859.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395.73 : 3,306.09 = 1,347.79 : x
  2. Step 2: Convert to fraction form
    2,395.73/3,306.09 = 1,347.79/x
  3. Step 3: Cross multiply
    2,395.73x = 3,306.09 × 1,347.79
  4. Step 4: Simplify right side
    2,395.73x = 4,455,911.83
  5. Step 5: Solve for x
    x = 4,455,911.83/2,395.73
  6. Step 6: Final answer
    x = 1,859.94

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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.