Home / 10,344.06-14,261.46-7,515.54

Finding the Fourth Proportional to 10,344.06, 14,261.46 and 7,515.54

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Solution

The fourth proportional to 10,344.06, 14,261.46 and 7,515.54 is: 10,361.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.06 : 14,261.46 = 7,515.54 : x
  2. Step 2: Convert to fraction form
    10,344.06/14,261.46 = 7,515.54/x
  3. Step 3: Cross multiply
    10,344.06x = 14,261.46 × 7,515.54
  4. Step 4: Simplify right side
    10,344.06x = 107,182,573.09
  5. Step 5: Solve for x
    x = 107,182,573.09/10,344.06
  6. Step 6: Final answer
    x = 10,361.75

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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.