Home / 7,247.88-10,000.60-4,103.46

Finding the Fourth Proportional to 7,247.88, 10,000.60 and 4,103.46

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Solution

The fourth proportional to 7,247.88, 10,000.60 and 4,103.46 is: 5,661.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247.88 : 10,000.60 = 4,103.46 : x
  2. Step 2: Convert to fraction form
    7,247.88/10,000.60 = 4,103.46/x
  3. Step 3: Cross multiply
    7,247.88x = 10,000.60 × 4,103.46
  4. Step 4: Simplify right side
    7,247.88x = 41,037,051.82
  5. Step 5: Solve for x
    x = 41,037,051.82/7,247.88
  6. Step 6: Final answer
    x = 5,661.94

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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.