Home / 4,276.56-5,898.06-3,390.96

Finding the Fourth Proportional to 4,276.56, 5,898.06 and 3,390.96

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Solution

The fourth proportional to 4,276.56, 5,898.06 and 3,390.96 is: 4,676.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.56 : 5,898.06 = 3,390.96 : x
  2. Step 2: Convert to fraction form
    4,276.56/5,898.06 = 3,390.96/x
  3. Step 3: Cross multiply
    4,276.56x = 5,898.06 × 3,390.96
  4. Step 4: Simplify right side
    4,276.56x = 20,000,085.54
  5. Step 5: Solve for x
    x = 20,000,085.54/4,276.56
  6. Step 6: Final answer
    x = 4,676.68

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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.