Home / 6,255.60-8,632.20-3,602.64

Finding the Fourth Proportional to 6,255.60, 8,632.20 and 3,602.64

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Solution

The fourth proportional to 6,255.60, 8,632.20 and 3,602.64 is: 4,971.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,255.60 : 8,632.20 = 3,602.64 : x
  2. Step 2: Convert to fraction form
    6,255.60/8,632.20 = 3,602.64/x
  3. Step 3: Cross multiply
    6,255.60x = 8,632.20 × 3,602.64
  4. Step 4: Simplify right side
    6,255.60x = 31,098,709.01
  5. Step 5: Solve for x
    x = 31,098,709.01/6,255.60
  6. Step 6: Final answer
    x = 4,971.34

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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.