Home / 6,043.04-8,340.24-3,390.72

Finding the Fourth Proportional to 6,043.04, 8,340.24 and 3,390.72

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Solution

The fourth proportional to 6,043.04, 8,340.24 and 3,390.72 is: 4,679.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,043.04 : 8,340.24 = 3,390.72 : x
  2. Step 2: Convert to fraction form
    6,043.04/8,340.24 = 3,390.72/x
  3. Step 3: Cross multiply
    6,043.04x = 8,340.24 × 3,390.72
  4. Step 4: Simplify right side
    6,043.04x = 28,279,418.57
  5. Step 5: Solve for x
    x = 28,279,418.57/6,043.04
  6. Step 6: Final answer
    x = 4,679.67

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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.