Home / 2,409.70-3,325.33-1,347.41

Finding the Fourth Proportional to 2,409.70, 3,325.33 and 1,347.41

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Solution

The fourth proportional to 2,409.70, 3,325.33 and 1,347.41 is: 1,859.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409.70 : 3,325.33 = 1,347.41 : x
  2. Step 2: Convert to fraction form
    2,409.70/3,325.33 = 1,347.41/x
  3. Step 3: Cross multiply
    2,409.70x = 3,325.33 × 1,347.41
  4. Step 4: Simplify right side
    2,409.70x = 4,480,582.90
  5. Step 5: Solve for x
    x = 4,480,582.90/2,409.70
  6. Step 6: Final answer
    x = 1,859.39

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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.