Home / 10,355.50-15,533.37-2,564.38

Finding the Fourth Proportional to 10,355.50, 15,533.37 and 2,564.38

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Solution

The fourth proportional to 10,355.50, 15,533.37 and 2,564.38 is: 3,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355.50 : 15,533.37 = 2,564.38 : x
  2. Step 2: Convert to fraction form
    10,355.50/15,533.37 = 2,564.38/x
  3. Step 3: Cross multiply
    10,355.50x = 15,533.37 × 2,564.38
  4. Step 4: Simplify right side
    10,355.50x = 39,833,463.36
  5. Step 5: Solve for x
    x = 39,833,463.36/10,355.50
  6. Step 6: Final answer
    x = 3,846.60

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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.