Home / 11,849.86-17,774.75-4,828.31

Finding the Fourth Proportional to 11,849.86, 17,774.75 and 4,828.31

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Solution

The fourth proportional to 11,849.86, 17,774.75 and 4,828.31 is: 7,242.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,849.86 : 17,774.75 = 4,828.31 : x
  2. Step 2: Convert to fraction form
    11,849.86/17,774.75 = 4,828.31/x
  3. Step 3: Cross multiply
    11,849.86x = 17,774.75 × 4,828.31
  4. Step 4: Simplify right side
    11,849.86x = 85,822,003.17
  5. Step 5: Solve for x
    x = 85,822,003.17/11,849.86
  6. Step 6: Final answer
    x = 7,242.45

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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.