Home / 2,039.96-2,814.36-1,254.08

Finding the Fourth Proportional to 2,039.96, 2,814.36 and 1,254.08

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Solution

The fourth proportional to 2,039.96, 2,814.36 and 1,254.08 is: 1,730.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039.96 : 2,814.36 = 1,254.08 : x
  2. Step 2: Convert to fraction form
    2,039.96/2,814.36 = 1,254.08/x
  3. Step 3: Cross multiply
    2,039.96x = 2,814.36 × 1,254.08
  4. Step 4: Simplify right side
    2,039.96x = 3,529,432.59
  5. Step 5: Solve for x
    x = 3,529,432.59/2,039.96
  6. Step 6: Final answer
    x = 1,730.15

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1.5x scale

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.