Home / 9,809.05-14,697.78-4,805.68

Finding the Fourth Proportional to 9,809.05, 14,697.78 and 4,805.68

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Solution

The fourth proportional to 9,809.05, 14,697.78 and 4,805.68 is: 7,200.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809.05 : 14,697.78 = 4,805.68 : x
  2. Step 2: Convert to fraction form
    9,809.05/14,697.78 = 4,805.68/x
  3. Step 3: Cross multiply
    9,809.05x = 14,697.78 × 4,805.68
  4. Step 4: Simplify right side
    9,809.05x = 70,632,827.39
  5. Step 5: Solve for x
    x = 70,632,827.39/9,809.05
  6. Step 6: Final answer
    x = 7,200.78

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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.