Home / 9,237.50-13,859.20-3,310.39

Finding the Fourth Proportional to 9,237.50, 13,859.20 and 3,310.39

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Solution

The fourth proportional to 9,237.50, 13,859.20 and 3,310.39 is: 4,966.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237.50 : 13,859.20 = 3,310.39 : x
  2. Step 2: Convert to fraction form
    9,237.50/13,859.20 = 3,310.39/x
  3. Step 3: Cross multiply
    9,237.50x = 13,859.20 × 3,310.39
  4. Step 4: Simplify right side
    9,237.50x = 45,879,357.09
  5. Step 5: Solve for x
    x = 45,879,357.09/9,237.50
  6. Step 6: Final answer
    x = 4,966.64

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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.