Home / 6,047.20-8,345.16-3,394.74

Finding the Fourth Proportional to 6,047.20, 8,345.16 and 3,394.74

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Solution

The fourth proportional to 6,047.20, 8,345.16 and 3,394.74 is: 4,684.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,047.20 : 8,345.16 = 3,394.74 : x
  2. Step 2: Convert to fraction form
    6,047.20/8,345.16 = 3,394.74/x
  3. Step 3: Cross multiply
    6,047.20x = 8,345.16 × 3,394.74
  4. Step 4: Simplify right side
    6,047.20x = 28,329,648.46
  5. Step 5: Solve for x
    x = 28,329,648.46/6,047.20
  6. Step 6: Final answer
    x = 4,684.75

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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.