Home / 7,375.50-10,186.83-4,887.18

Finding the Fourth Proportional to 7,375.50, 10,186.83 and 4,887.18

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Solution

The fourth proportional to 7,375.50, 10,186.83 and 4,887.18 is: 6,750.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.50 : 10,186.83 = 4,887.18 : x
  2. Step 2: Convert to fraction form
    7,375.50/10,186.83 = 4,887.18/x
  3. Step 3: Cross multiply
    7,375.50x = 10,186.83 × 4,887.18
  4. Step 4: Simplify right side
    7,375.50x = 49,784,871.84
  5. Step 5: Solve for x
    x = 49,784,871.84/7,375.50
  6. Step 6: Final answer
    x = 6,750.03

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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.