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Finding the Fourth Proportional to 6,527.94, 9,007.65 and 3,839.28

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Solution

The fourth proportional to 6,527.94, 9,007.65 and 3,839.28 is: 5,297.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,527.94 : 9,007.65 = 3,839.28 : x
  2. Step 2: Convert to fraction form
    6,527.94/9,007.65 = 3,839.28/x
  3. Step 3: Cross multiply
    6,527.94x = 9,007.65 × 3,839.28
  4. Step 4: Simplify right side
    6,527.94x = 34,582,890.49
  5. Step 5: Solve for x
    x = 34,582,890.49/6,527.94
  6. Step 6: Final answer
    x = 5,297.67

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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.