Home / 6,527.40-9,792.34-2,146.12

Finding the Fourth Proportional to 6,527.40, 9,792.34 and 2,146.12

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Solution

The fourth proportional to 6,527.40, 9,792.34 and 2,146.12 is: 3,219.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,527.40 : 9,792.34 = 2,146.12 : x
  2. Step 2: Convert to fraction form
    6,527.40/9,792.34 = 2,146.12/x
  3. Step 3: Cross multiply
    6,527.40x = 9,792.34 × 2,146.12
  4. Step 4: Simplify right side
    6,527.40x = 21,015,536.72
  5. Step 5: Solve for x
    x = 21,015,536.72/6,527.40
  6. Step 6: Final answer
    x = 3,219.59

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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.