Home / 9,672.90-13,351.23-5,695.32

Finding the Fourth Proportional to 9,672.90, 13,351.23 and 5,695.32

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Solution

The fourth proportional to 9,672.90, 13,351.23 and 5,695.32 is: 7,861.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,672.90 : 13,351.23 = 5,695.32 : x
  2. Step 2: Convert to fraction form
    9,672.90/13,351.23 = 5,695.32/x
  3. Step 3: Cross multiply
    9,672.90x = 13,351.23 × 5,695.32
  4. Step 4: Simplify right side
    9,672.90x = 76,039,527.24
  5. Step 5: Solve for x
    x = 76,039,527.24/9,672.90
  6. Step 6: Final answer
    x = 7,861.09

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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.