Home / 8,237.89-11,367.21-4,701.34

Finding the Fourth Proportional to 8,237.89, 11,367.21 and 4,701.34

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Solution

The fourth proportional to 8,237.89, 11,367.21 and 4,701.34 is: 6,487.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.89 : 11,367.21 = 4,701.34 : x
  2. Step 2: Convert to fraction form
    8,237.89/11,367.21 = 4,701.34/x
  3. Step 3: Cross multiply
    8,237.89x = 11,367.21 × 4,701.34
  4. Step 4: Simplify right side
    8,237.89x = 53,441,119.06
  5. Step 5: Solve for x
    x = 53,441,119.06/8,237.89
  6. Step 6: Final answer
    x = 6,487.23

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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.