Home / 2,599.58-3,587.26-1,420.42

Finding the Fourth Proportional to 2,599.58, 3,587.26 and 1,420.42

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Solution

The fourth proportional to 2,599.58, 3,587.26 and 1,420.42 is: 1,960.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599.58 : 3,587.26 = 1,420.42 : x
  2. Step 2: Convert to fraction form
    2,599.58/3,587.26 = 1,420.42/x
  3. Step 3: Cross multiply
    2,599.58x = 3,587.26 × 1,420.42
  4. Step 4: Simplify right side
    2,599.58x = 5,095,415.85
  5. Step 5: Solve for x
    x = 5,095,415.85/2,599.58
  6. Step 6: Final answer
    x = 1,960.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.