Home / 1,564.08-2,334.58-1,379.60

Finding the Fourth Proportional to 1,564.08, 2,334.58 and 1,379.60

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Solution

The fourth proportional to 1,564.08, 2,334.58 and 1,379.60 is: 2,059.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564.08 : 2,334.58 = 1,379.60 : x
  2. Step 2: Convert to fraction form
    1,564.08/2,334.58 = 1,379.60/x
  3. Step 3: Cross multiply
    1,564.08x = 2,334.58 × 1,379.60
  4. Step 4: Simplify right side
    1,564.08x = 3,220,786.57
  5. Step 5: Solve for x
    x = 3,220,786.57/1,564.08
  6. Step 6: Final answer
    x = 2,059.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.