Home / 5,445.37-8,165.02-2,666.06

Finding the Fourth Proportional to 5,445.37, 8,165.02 and 2,666.06

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Solution

The fourth proportional to 5,445.37, 8,165.02 and 2,666.06 is: 3,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.37 : 8,165.02 = 2,666.06 : x
  2. Step 2: Convert to fraction form
    5,445.37/8,165.02 = 2,666.06/x
  3. Step 3: Cross multiply
    5,445.37x = 8,165.02 × 2,666.06
  4. Step 4: Simplify right side
    5,445.37x = 21,768,433.22
  5. Step 5: Solve for x
    x = 21,768,433.22/5,445.37
  6. Step 6: Final answer
    x = 3,997.60

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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.