Home / 11,479.24-15,823.38-7,498.36

Finding the Fourth Proportional to 11,479.24, 15,823.38 and 7,498.36

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Solution

The fourth proportional to 11,479.24, 15,823.38 and 7,498.36 is: 10,336.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,479.24 : 15,823.38 = 7,498.36 : x
  2. Step 2: Convert to fraction form
    11,479.24/15,823.38 = 7,498.36/x
  3. Step 3: Cross multiply
    11,479.24x = 15,823.38 × 7,498.36
  4. Step 4: Simplify right side
    11,479.24x = 118,649,399.66
  5. Step 5: Solve for x
    x = 118,649,399.66/11,479.24
  6. Step 6: Final answer
    x = 10,336.00

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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.