Home / 4,970.36-6,856.26-3,081.08

Finding the Fourth Proportional to 4,970.36, 6,856.26 and 3,081.08

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Solution

The fourth proportional to 4,970.36, 6,856.26 and 3,081.08 is: 4,250.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.36 : 6,856.26 = 3,081.08 : x
  2. Step 2: Convert to fraction form
    4,970.36/6,856.26 = 3,081.08/x
  3. Step 3: Cross multiply
    4,970.36x = 6,856.26 × 3,081.08
  4. Step 4: Simplify right side
    4,970.36x = 21,124,685.56
  5. Step 5: Solve for x
    x = 21,124,685.56/4,970.36
  6. Step 6: Final answer
    x = 4,250.13

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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.