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Finding the Fourth Proportional to 5,362.02, 8,043.06 and 1,665.06

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Solution

The fourth proportional to 5,362.02, 8,043.06 and 1,665.06 is: 2,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362.02 : 8,043.06 = 1,665.06 : x
  2. Step 2: Convert to fraction form
    5,362.02/8,043.06 = 1,665.06/x
  3. Step 3: Cross multiply
    5,362.02x = 8,043.06 × 1,665.06
  4. Step 4: Simplify right side
    5,362.02x = 13,392,177.48
  5. Step 5: Solve for x
    x = 13,392,177.48/5,362.02
  6. Step 6: Final answer
    x = 2,497.60

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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.