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Finding the Fourth Proportional to 8,698.22, 13,048.19 and 2,458.28

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Solution

The fourth proportional to 8,698.22, 13,048.19 and 2,458.28 is: 3,687.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698.22 : 13,048.19 = 2,458.28 : x
  2. Step 2: Convert to fraction form
    8,698.22/13,048.19 = 2,458.28/x
  3. Step 3: Cross multiply
    8,698.22x = 13,048.19 × 2,458.28
  4. Step 4: Simplify right side
    8,698.22x = 32,076,124.84
  5. Step 5: Solve for x
    x = 32,076,124.84/8,698.22
  6. Step 6: Final answer
    x = 3,687.66

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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.