Home / 6,025.55-9,031.84-2,128.64

Finding the Fourth Proportional to 6,025.55, 9,031.84 and 2,128.64

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Solution

The fourth proportional to 6,025.55, 9,031.84 and 2,128.64 is: 3,190.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,025.55 : 9,031.84 = 2,128.64 : x
  2. Step 2: Convert to fraction form
    6,025.55/9,031.84 = 2,128.64/x
  3. Step 3: Cross multiply
    6,025.55x = 9,031.84 × 2,128.64
  4. Step 4: Simplify right side
    6,025.55x = 19,225,485.42
  5. Step 5: Solve for x
    x = 19,225,485.42/6,025.55
  6. Step 6: Final answer
    x = 3,190.66

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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.