Home / 2,807.26-3,873.93-1,548.28

Finding the Fourth Proportional to 2,807.26, 3,873.93 and 1,548.28

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Solution

The fourth proportional to 2,807.26, 3,873.93 and 1,548.28 is: 2,136.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807.26 : 3,873.93 = 1,548.28 : x
  2. Step 2: Convert to fraction form
    2,807.26/3,873.93 = 1,548.28/x
  3. Step 3: Cross multiply
    2,807.26x = 3,873.93 × 1,548.28
  4. Step 4: Simplify right side
    2,807.26x = 5,997,928.34
  5. Step 5: Solve for x
    x = 5,997,928.34/2,807.26
  6. Step 6: Final answer
    x = 2,136.58

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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.