Home / 3,644.40-5,467.56-1,563.36

Finding the Fourth Proportional to 3,644.40, 5,467.56 and 1,563.36

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Solution

The fourth proportional to 3,644.40, 5,467.56 and 1,563.36 is: 2,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.40 : 5,467.56 = 1,563.36 : x
  2. Step 2: Convert to fraction form
    3,644.40/5,467.56 = 1,563.36/x
  3. Step 3: Cross multiply
    3,644.40x = 5,467.56 × 1,563.36
  4. Step 4: Simplify right side
    3,644.40x = 8,547,764.60
  5. Step 5: Solve for x
    x = 8,547,764.60/3,644.40
  6. Step 6: Final answer
    x = 2,345.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.