Home / 10,362.87-15,533.60-4,811.69

Finding the Fourth Proportional to 10,362.87, 15,533.60 and 4,811.69

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Solution

The fourth proportional to 10,362.87, 15,533.60 and 4,811.69 is: 7,212.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362.87 : 15,533.60 = 4,811.69 : x
  2. Step 2: Convert to fraction form
    10,362.87/15,533.60 = 4,811.69/x
  3. Step 3: Cross multiply
    10,362.87x = 15,533.60 × 4,811.69
  4. Step 4: Simplify right side
    10,362.87x = 74,742,867.78
  5. Step 5: Solve for x
    x = 74,742,867.78/10,362.87
  6. Step 6: Final answer
    x = 7,212.56

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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.