Home / 1,580.64-2,370.96-1,336.44

Finding the Fourth Proportional to 1,580.64, 2,370.96 and 1,336.44

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Solution

The fourth proportional to 1,580.64, 2,370.96 and 1,336.44 is: 2,004.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580.64 : 2,370.96 = 1,336.44 : x
  2. Step 2: Convert to fraction form
    1,580.64/2,370.96 = 1,336.44/x
  3. Step 3: Cross multiply
    1,580.64x = 2,370.96 × 1,336.44
  4. Step 4: Simplify right side
    1,580.64x = 3,168,645.78
  5. Step 5: Solve for x
    x = 3,168,645.78/1,580.64
  6. Step 6: Final answer
    x = 2,004.66

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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.