Home / 4,538.24-6,768.40-4,160.96

Finding the Fourth Proportional to 4,538.24, 6,768.40 and 4,160.96

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Solution

The fourth proportional to 4,538.24, 6,768.40 and 4,160.96 is: 6,205.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.24 : 6,768.40 = 4,160.96 : x
  2. Step 2: Convert to fraction form
    4,538.24/6,768.40 = 4,160.96/x
  3. Step 3: Cross multiply
    4,538.24x = 6,768.40 × 4,160.96
  4. Step 4: Simplify right side
    4,538.24x = 28,163,041.66
  5. Step 5: Solve for x
    x = 28,163,041.66/4,538.24
  6. Step 6: Final answer
    x = 6,205.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.