Home / 3,483.23-4,806.86-1,911.35

Finding the Fourth Proportional to 3,483.23, 4,806.86 and 1,911.35

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Solution

The fourth proportional to 3,483.23, 4,806.86 and 1,911.35 is: 2,637.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.23 : 4,806.86 = 1,911.35 : x
  2. Step 2: Convert to fraction form
    3,483.23/4,806.86 = 1,911.35/x
  3. Step 3: Cross multiply
    3,483.23x = 4,806.86 × 1,911.35
  4. Step 4: Simplify right side
    3,483.23x = 9,187,558.27
  5. Step 5: Solve for x
    x = 9,187,558.27/3,483.23
  6. Step 6: Final answer
    x = 2,637.66

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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.