Home / 8,448.02-12,668.87-2,899.79

Finding the Fourth Proportional to 8,448.02, 12,668.87 and 2,899.79

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Solution

The fourth proportional to 8,448.02, 12,668.87 and 2,899.79 is: 4,348.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448.02 : 12,668.87 = 2,899.79 : x
  2. Step 2: Convert to fraction form
    8,448.02/12,668.87 = 2,899.79/x
  3. Step 3: Cross multiply
    8,448.02x = 12,668.87 × 2,899.79
  4. Step 4: Simplify right side
    8,448.02x = 36,737,006.44
  5. Step 5: Solve for x
    x = 36,737,006.44/8,448.02
  6. Step 6: Final answer
    x = 4,348.60

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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.