Home / 9,112.08-13,677.48-4,728.36

Finding the Fourth Proportional to 9,112.08, 13,677.48 and 4,728.36

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Solution

The fourth proportional to 9,112.08, 13,677.48 and 4,728.36 is: 7,097.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112.08 : 13,677.48 = 4,728.36 : x
  2. Step 2: Convert to fraction form
    9,112.08/13,677.48 = 4,728.36/x
  3. Step 3: Cross multiply
    9,112.08x = 13,677.48 × 4,728.36
  4. Step 4: Simplify right side
    9,112.08x = 64,672,049.33
  5. Step 5: Solve for x
    x = 64,672,049.33/9,112.08
  6. Step 6: Final answer
    x = 7,097.40

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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.