Home / 1,498.24-2,247.36-848.64

Finding the Fourth Proportional to 1,498.24, 2,247.36 and 848.64

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Solution

The fourth proportional to 1,498.24, 2,247.36 and 848.64 is: 1,272.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498.24 : 2,247.36 = 848.64 : x
  2. Step 2: Convert to fraction form
    1,498.24/2,247.36 = 848.64/x
  3. Step 3: Cross multiply
    1,498.24x = 2,247.36 × 848.64
  4. Step 4: Simplify right side
    1,498.24x = 1,907,199.59
  5. Step 5: Solve for x
    x = 1,907,199.59/1,498.24
  6. Step 6: Final answer
    x = 1,272.96

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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.