Home / 6,971.46-9,620.58-4,176.96

Finding the Fourth Proportional to 6,971.46, 9,620.58 and 4,176.96

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Solution

The fourth proportional to 6,971.46, 9,620.58 and 4,176.96 is: 5,764.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971.46 : 9,620.58 = 4,176.96 : x
  2. Step 2: Convert to fraction form
    6,971.46/9,620.58 = 4,176.96/x
  3. Step 3: Cross multiply
    6,971.46x = 9,620.58 × 4,176.96
  4. Step 4: Simplify right side
    6,971.46x = 40,184,777.84
  5. Step 5: Solve for x
    x = 40,184,777.84/6,971.46
  6. Step 6: Final answer
    x = 5,764.18

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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.