Home / 8,992.49-13,490.67-3,445.83

Finding the Fourth Proportional to 8,992.49, 13,490.67 and 3,445.83

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Solution

The fourth proportional to 8,992.49, 13,490.67 and 3,445.83 is: 5,169.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,992.49 : 13,490.67 = 3,445.83 : x
  2. Step 2: Convert to fraction form
    8,992.49/13,490.67 = 3,445.83/x
  3. Step 3: Cross multiply
    8,992.49x = 13,490.67 × 3,445.83
  4. Step 4: Simplify right side
    8,992.49x = 46,486,555.41
  5. Step 5: Solve for x
    x = 46,486,555.41/8,992.49
  6. Step 6: Final answer
    x = 5,169.49

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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.