Home / 9,693.51-14,540.27-3,120.21

Finding the Fourth Proportional to 9,693.51, 14,540.27 and 3,120.21

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Solution

The fourth proportional to 9,693.51, 14,540.27 and 3,120.21 is: 4,680.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,693.51 : 14,540.27 = 3,120.21 : x
  2. Step 2: Convert to fraction form
    9,693.51/14,540.27 = 3,120.21/x
  3. Step 3: Cross multiply
    9,693.51x = 14,540.27 × 3,120.21
  4. Step 4: Simplify right side
    9,693.51x = 45,368,695.86
  5. Step 5: Solve for x
    x = 45,368,695.86/9,693.51
  6. Step 6: Final answer
    x = 4,680.32

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Similar ratio
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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.