Home / 1,771.11-2,445.05-1,184.73

Finding the Fourth Proportional to 1,771.11, 2,445.05 and 1,184.73

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Solution

The fourth proportional to 1,771.11, 2,445.05 and 1,184.73 is: 1,635.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771.11 : 2,445.05 = 1,184.73 : x
  2. Step 2: Convert to fraction form
    1,771.11/2,445.05 = 1,184.73/x
  3. Step 3: Cross multiply
    1,771.11x = 2,445.05 × 1,184.73
  4. Step 4: Simplify right side
    1,771.11x = 2,896,718.16
  5. Step 5: Solve for x
    x = 2,896,718.16/1,771.11
  6. Step 6: Final answer
    x = 1,635.54

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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.