Home / 6,225.79-8,591.50-3,393.28

Finding the Fourth Proportional to 6,225.79, 8,591.50 and 3,393.28

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Solution

The fourth proportional to 6,225.79, 8,591.50 and 3,393.28 is: 4,682.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,225.79 : 8,591.50 = 3,393.28 : x
  2. Step 2: Convert to fraction form
    6,225.79/8,591.50 = 3,393.28/x
  3. Step 3: Cross multiply
    6,225.79x = 8,591.50 × 3,393.28
  4. Step 4: Simplify right side
    6,225.79x = 29,153,365.12
  5. Step 5: Solve for x
    x = 29,153,365.12/6,225.79
  6. Step 6: Final answer
    x = 4,682.68

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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.