Home / 7,724.76-11,586.60-4,427.52

Finding the Fourth Proportional to 7,724.76, 11,586.60 and 4,427.52

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Solution

The fourth proportional to 7,724.76, 11,586.60 and 4,427.52 is: 6,640.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.76 : 11,586.60 = 4,427.52 : x
  2. Step 2: Convert to fraction form
    7,724.76/11,586.60 = 4,427.52/x
  3. Step 3: Cross multiply
    7,724.76x = 11,586.60 × 4,427.52
  4. Step 4: Simplify right side
    7,724.76x = 51,299,903.23
  5. Step 5: Solve for x
    x = 51,299,903.23/7,724.76
  6. Step 6: Final answer
    x = 6,640.97

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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.