Home / 7,381.73-11,060.26-5,186.53

Finding the Fourth Proportional to 7,381.73, 11,060.26 and 5,186.53

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Solution

The fourth proportional to 7,381.73, 11,060.26 and 5,186.53 is: 7,771.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.73 : 11,060.26 = 5,186.53 : x
  2. Step 2: Convert to fraction form
    7,381.73/11,060.26 = 5,186.53/x
  3. Step 3: Cross multiply
    7,381.73x = 11,060.26 × 5,186.53
  4. Step 4: Simplify right side
    7,381.73x = 57,364,315.00
  5. Step 5: Solve for x
    x = 57,364,315.00/7,381.73
  6. Step 6: Final answer
    x = 7,771.13

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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.