Home / 8,364.35-11,543.04-4,827.75

Finding the Fourth Proportional to 8,364.35, 11,543.04 and 4,827.75

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Solution

The fourth proportional to 8,364.35, 11,543.04 and 4,827.75 is: 6,662.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,364.35 : 11,543.04 = 4,827.75 : x
  2. Step 2: Convert to fraction form
    8,364.35/11,543.04 = 4,827.75/x
  3. Step 3: Cross multiply
    8,364.35x = 11,543.04 × 4,827.75
  4. Step 4: Simplify right side
    8,364.35x = 55,726,911.36
  5. Step 5: Solve for x
    x = 55,726,911.36/8,364.35
  6. Step 6: Final answer
    x = 6,662.43

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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.