Home / 2,539.08-3,810.54-1,079.26

Finding the Fourth Proportional to 2,539.08, 3,810.54 and 1,079.26

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Solution

The fourth proportional to 2,539.08, 3,810.54 and 1,079.26 is: 1,619.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.08 : 3,810.54 = 1,079.26 : x
  2. Step 2: Convert to fraction form
    2,539.08/3,810.54 = 1,079.26/x
  3. Step 3: Cross multiply
    2,539.08x = 3,810.54 × 1,079.26
  4. Step 4: Simplify right side
    2,539.08x = 4,112,557.92
  5. Step 5: Solve for x
    x = 4,112,557.92/2,539.08
  6. Step 6: Final answer
    x = 1,619.70

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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.