Home / 5,395.55-8,090.28-1,646.66

Finding the Fourth Proportional to 5,395.55, 8,090.28 and 1,646.66

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Solution

The fourth proportional to 5,395.55, 8,090.28 and 1,646.66 is: 2,469.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.55 : 8,090.28 = 1,646.66 : x
  2. Step 2: Convert to fraction form
    5,395.55/8,090.28 = 1,646.66/x
  3. Step 3: Cross multiply
    5,395.55x = 8,090.28 × 1,646.66
  4. Step 4: Simplify right side
    5,395.55x = 13,321,960.69
  5. Step 5: Solve for x
    x = 13,321,960.69/5,395.55
  6. Step 6: Final answer
    x = 2,469.07

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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.