Home / 11,340.24-15,648.36-6,303.64

Finding the Fourth Proportional to 11,340.24, 15,648.36 and 6,303.64

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Solution

The fourth proportional to 11,340.24, 15,648.36 and 6,303.64 is: 8,698.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,340.24 : 15,648.36 = 6,303.64 : x
  2. Step 2: Convert to fraction form
    11,340.24/15,648.36 = 6,303.64/x
  3. Step 3: Cross multiply
    11,340.24x = 15,648.36 × 6,303.64
  4. Step 4: Simplify right side
    11,340.24x = 98,641,628.03
  5. Step 5: Solve for x
    x = 98,641,628.03/11,340.24
  6. Step 6: Final answer
    x = 8,698.37

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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.