Home / 4,571.10-6,856.47-3,180.42

Finding the Fourth Proportional to 4,571.10, 6,856.47 and 3,180.42

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Solution

The fourth proportional to 4,571.10, 6,856.47 and 3,180.42 is: 4,770.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.10 : 6,856.47 = 3,180.42 : x
  2. Step 2: Convert to fraction form
    4,571.10/6,856.47 = 3,180.42/x
  3. Step 3: Cross multiply
    4,571.10x = 6,856.47 × 3,180.42
  4. Step 4: Simplify right side
    4,571.10x = 21,806,454.32
  5. Step 5: Solve for x
    x = 21,806,454.32/4,571.10
  6. Step 6: Final answer
    x = 4,770.50

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Half scale
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Double scale
Find fourth proportional to 4,572.10, 6,857.97 and 3,181.42
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.