Home / 4,974.60-6,863.24-3,085.51

Finding the Fourth Proportional to 4,974.60, 6,863.24 and 3,085.51

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Solution

The fourth proportional to 4,974.60, 6,863.24 and 3,085.51 is: 4,256.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.60 : 6,863.24 = 3,085.51 : x
  2. Step 2: Convert to fraction form
    4,974.60/6,863.24 = 3,085.51/x
  3. Step 3: Cross multiply
    4,974.60x = 6,863.24 × 3,085.51
  4. Step 4: Simplify right side
    4,974.60x = 21,176,574.46
  5. Step 5: Solve for x
    x = 21,176,574.46/4,974.60
  6. Step 6: Final answer
    x = 4,256.94

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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.