Home / 8,418.69-11,617.81-4,833.77

Finding the Fourth Proportional to 8,418.69, 11,617.81 and 4,833.77

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Solution

The fourth proportional to 8,418.69, 11,617.81 and 4,833.77 is: 6,670.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,418.69 : 11,617.81 = 4,833.77 : x
  2. Step 2: Convert to fraction form
    8,418.69/11,617.81 = 4,833.77/x
  3. Step 3: Cross multiply
    8,418.69x = 11,617.81 × 4,833.77
  4. Step 4: Simplify right side
    8,418.69x = 56,157,751.27
  5. Step 5: Solve for x
    x = 56,157,751.27/8,418.69
  6. Step 6: Final answer
    x = 6,670.60

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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.