Home / 11,451.24-15,804.12-6,975.63

Finding the Fourth Proportional to 11,451.24, 15,804.12 and 6,975.63

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Solution

The fourth proportional to 11,451.24, 15,804.12 and 6,975.63 is: 9,627.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.24 : 15,804.12 = 6,975.63 : x
  2. Step 2: Convert to fraction form
    11,451.24/15,804.12 = 6,975.63/x
  3. Step 3: Cross multiply
    11,451.24x = 15,804.12 × 6,975.63
  4. Step 4: Simplify right side
    11,451.24x = 110,243,693.60
  5. Step 5: Solve for x
    x = 110,243,693.60/11,451.24
  6. Step 6: Final answer
    x = 9,627.23

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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.