Home / 9,200.86-13,788.76-4,809.22

Finding the Fourth Proportional to 9,200.86, 13,788.76 and 4,809.22

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Solution

The fourth proportional to 9,200.86, 13,788.76 and 4,809.22 is: 7,207.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,200.86 : 13,788.76 = 4,809.22 : x
  2. Step 2: Convert to fraction form
    9,200.86/13,788.76 = 4,809.22/x
  3. Step 3: Cross multiply
    9,200.86x = 13,788.76 × 4,809.22
  4. Step 4: Simplify right side
    9,200.86x = 66,313,180.37
  5. Step 5: Solve for x
    x = 66,313,180.37/9,200.86
  6. Step 6: Final answer
    x = 7,207.28

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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.