Home / 5,166.64-7,131.60-3,303.64

Finding the Fourth Proportional to 5,166.64, 7,131.60 and 3,303.64

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Solution

The fourth proportional to 5,166.64, 7,131.60 and 3,303.64 is: 4,560.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.64 : 7,131.60 = 3,303.64 : x
  2. Step 2: Convert to fraction form
    5,166.64/7,131.60 = 3,303.64/x
  3. Step 3: Cross multiply
    5,166.64x = 7,131.60 × 3,303.64
  4. Step 4: Simplify right side
    5,166.64x = 23,560,239.02
  5. Step 5: Solve for x
    x = 23,560,239.02/5,166.64
  6. Step 6: Final answer
    x = 4,560.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.