Home / 7,803.14-10,768.84-4,446.06

Finding the Fourth Proportional to 7,803.14, 10,768.84 and 4,446.06

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Solution

The fourth proportional to 7,803.14, 10,768.84 and 4,446.06 is: 6,135.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,803.14 : 10,768.84 = 4,446.06 : x
  2. Step 2: Convert to fraction form
    7,803.14/10,768.84 = 4,446.06/x
  3. Step 3: Cross multiply
    7,803.14x = 10,768.84 × 4,446.06
  4. Step 4: Simplify right side
    7,803.14x = 47,878,908.77
  5. Step 5: Solve for x
    x = 47,878,908.77/7,803.14
  6. Step 6: Final answer
    x = 6,135.85

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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.