Home / 6,890.49-9,508.50-4,236.93

Finding the Fourth Proportional to 6,890.49, 9,508.50 and 4,236.93

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Solution

The fourth proportional to 6,890.49, 9,508.50 and 4,236.93 is: 5,846.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890.49 : 9,508.50 = 4,236.93 : x
  2. Step 2: Convert to fraction form
    6,890.49/9,508.50 = 4,236.93/x
  3. Step 3: Cross multiply
    6,890.49x = 9,508.50 × 4,236.93
  4. Step 4: Simplify right side
    6,890.49x = 40,286,848.91
  5. Step 5: Solve for x
    x = 40,286,848.91/6,890.49
  6. Step 6: Final answer
    x = 5,846.73

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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.