Home / 1,578.59-2,364.60-1,334.26

Finding the Fourth Proportional to 1,578.59, 2,364.60 and 1,334.26

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Solution

The fourth proportional to 1,578.59, 2,364.60 and 1,334.26 is: 1,998.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578.59 : 2,364.60 = 1,334.26 : x
  2. Step 2: Convert to fraction form
    1,578.59/2,364.60 = 1,334.26/x
  3. Step 3: Cross multiply
    1,578.59x = 2,364.60 × 1,334.26
  4. Step 4: Simplify right side
    1,578.59x = 3,154,985.28
  5. Step 5: Solve for x
    x = 3,154,985.28/1,578.59
  6. Step 6: Final answer
    x = 1,998.62

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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.