Home / 10,884.48-16,322.88-4,725.12

Finding the Fourth Proportional to 10,884.48, 16,322.88 and 4,725.12

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Solution

The fourth proportional to 10,884.48, 16,322.88 and 4,725.12 is: 7,086.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,884.48 : 16,322.88 = 4,725.12 : x
  2. Step 2: Convert to fraction form
    10,884.48/16,322.88 = 4,725.12/x
  3. Step 3: Cross multiply
    10,884.48x = 16,322.88 × 4,725.12
  4. Step 4: Simplify right side
    10,884.48x = 77,127,566.75
  5. Step 5: Solve for x
    x = 77,127,566.75/10,884.48
  6. Step 6: Final answer
    x = 7,086.01

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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.