Home / 4,983.64-6,878.52-3,904.76

Finding the Fourth Proportional to 4,983.64, 6,878.52 and 3,904.76

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Solution

The fourth proportional to 4,983.64, 6,878.52 and 3,904.76 is: 5,389.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.64 : 6,878.52 = 3,904.76 : x
  2. Step 2: Convert to fraction form
    4,983.64/6,878.52 = 3,904.76/x
  3. Step 3: Cross multiply
    4,983.64x = 6,878.52 × 3,904.76
  4. Step 4: Simplify right side
    4,983.64x = 26,858,969.76
  5. Step 5: Solve for x
    x = 26,858,969.76/4,983.64
  6. Step 6: Final answer
    x = 5,389.43

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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.