Home / 7,902.75-10,905.45-4,365.87

Finding the Fourth Proportional to 7,902.75, 10,905.45 and 4,365.87

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Solution

The fourth proportional to 7,902.75, 10,905.45 and 4,365.87 is: 6,024.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,902.75 : 10,905.45 = 4,365.87 : x
  2. Step 2: Convert to fraction form
    7,902.75/10,905.45 = 4,365.87/x
  3. Step 3: Cross multiply
    7,902.75x = 10,905.45 × 4,365.87
  4. Step 4: Simplify right side
    7,902.75x = 47,611,776.99
  5. Step 5: Solve for x
    x = 47,611,776.99/7,902.75
  6. Step 6: Final answer
    x = 6,024.71

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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.