Home / 2,148.53-3,237.44-1,767.08

Finding the Fourth Proportional to 2,148.53, 3,237.44 and 1,767.08

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Solution

The fourth proportional to 2,148.53, 3,237.44 and 1,767.08 is: 2,662.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148.53 : 3,237.44 = 1,767.08 : x
  2. Step 2: Convert to fraction form
    2,148.53/3,237.44 = 1,767.08/x
  3. Step 3: Cross multiply
    2,148.53x = 3,237.44 × 1,767.08
  4. Step 4: Simplify right side
    2,148.53x = 5,720,806.64
  5. Step 5: Solve for x
    x = 5,720,806.64/2,148.53
  6. Step 6: Final answer
    x = 2,662.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.