Home / 10,809.04-16,214-4,884.79

Finding the Fourth Proportional to 10,809.04, 16,214 and 4,884.79

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Solution

The fourth proportional to 10,809.04, 16,214 and 4,884.79 is: 7,327.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,809.04 : 16,214 = 4,884.79 : x
  2. Step 2: Convert to fraction form
    10,809.04/16,214 = 4,884.79/x
  3. Step 3: Cross multiply
    10,809.04x = 16,214 × 4,884.79
  4. Step 4: Simplify right side
    10,809.04x = 79,201,985.06
  5. Step 5: Solve for x
    x = 79,201,985.06/10,809.04
  6. Step 6: Final answer
    x = 7,327.38

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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.