Home / 2,539.70-3,810.32-1,059.63

Finding the Fourth Proportional to 2,539.70, 3,810.32 and 1,059.63

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Solution

The fourth proportional to 2,539.70, 3,810.32 and 1,059.63 is: 1,589.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.70 : 3,810.32 = 1,059.63 : x
  2. Step 2: Convert to fraction form
    2,539.70/3,810.32 = 1,059.63/x
  3. Step 3: Cross multiply
    2,539.70x = 3,810.32 × 1,059.63
  4. Step 4: Simplify right side
    2,539.70x = 4,037,542.95
  5. Step 5: Solve for x
    x = 4,037,542.95/2,539.70
  6. Step 6: Final answer
    x = 1,589.77

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1.5x scale

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.