Home / 6,047.20-8,345.34-3,394.84

Finding the Fourth Proportional to 6,047.20, 8,345.34 and 3,394.84

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Solution

The fourth proportional to 6,047.20, 8,345.34 and 3,394.84 is: 4,684.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,047.20 : 8,345.34 = 3,394.84 : x
  2. Step 2: Convert to fraction form
    6,047.20/8,345.34 = 3,394.84/x
  3. Step 3: Cross multiply
    6,047.20x = 8,345.34 × 3,394.84
  4. Step 4: Simplify right side
    6,047.20x = 28,331,094.05
  5. Step 5: Solve for x
    x = 28,331,094.05/6,047.20
  6. Step 6: Final answer
    x = 4,684.99

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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.