Home / 6,039.79-8,338.49-3,803.58

Finding the Fourth Proportional to 6,039.79, 8,338.49 and 3,803.58

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Solution

The fourth proportional to 6,039.79, 8,338.49 and 3,803.58 is: 5,251.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,039.79 : 8,338.49 = 3,803.58 : x
  2. Step 2: Convert to fraction form
    6,039.79/8,338.49 = 3,803.58/x
  3. Step 3: Cross multiply
    6,039.79x = 8,338.49 × 3,803.58
  4. Step 4: Simplify right side
    6,039.79x = 31,716,113.79
  5. Step 5: Solve for x
    x = 31,716,113.79/6,039.79
  6. Step 6: Final answer
    x = 5,251.19

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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.