Home / 5,362.40-8,044.37-1,664.92

Finding the Fourth Proportional to 5,362.40, 8,044.37 and 1,664.92

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Solution

The fourth proportional to 5,362.40, 8,044.37 and 1,664.92 is: 2,497.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362.40 : 8,044.37 = 1,664.92 : x
  2. Step 2: Convert to fraction form
    5,362.40/8,044.37 = 1,664.92/x
  3. Step 3: Cross multiply
    5,362.40x = 8,044.37 × 1,664.92
  4. Step 4: Simplify right side
    5,362.40x = 13,393,224.18
  5. Step 5: Solve for x
    x = 13,393,224.18/5,362.40
  6. Step 6: Final answer
    x = 2,497.62

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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.