Home / 11,048.88-15,254.46-6,859.56

Finding the Fourth Proportional to 11,048.88, 15,254.46 and 6,859.56

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Solution

The fourth proportional to 11,048.88, 15,254.46 and 6,859.56 is: 9,470.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,048.88 : 15,254.46 = 6,859.56 : x
  2. Step 2: Convert to fraction form
    11,048.88/15,254.46 = 6,859.56/x
  3. Step 3: Cross multiply
    11,048.88x = 15,254.46 × 6,859.56
  4. Step 4: Simplify right side
    11,048.88x = 104,638,883.64
  5. Step 5: Solve for x
    x = 104,638,883.64/11,048.88
  6. Step 6: Final answer
    x = 9,470.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.