Home / 4,059.86-6,079.28-3,478.58

Finding the Fourth Proportional to 4,059.86, 6,079.28 and 3,478.58

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Solution

The fourth proportional to 4,059.86, 6,079.28 and 3,478.58 is: 5,208.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059.86 : 6,079.28 = 3,478.58 : x
  2. Step 2: Convert to fraction form
    4,059.86/6,079.28 = 3,478.58/x
  3. Step 3: Cross multiply
    4,059.86x = 6,079.28 × 3,478.58
  4. Step 4: Simplify right side
    4,059.86x = 21,147,261.82
  5. Step 5: Solve for x
    x = 21,147,261.82/4,059.86
  6. Step 6: Final answer
    x = 5,208.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.