Home / 2,927.58-4,039.83-1,748.22

Finding the Fourth Proportional to 2,927.58, 4,039.83 and 1,748.22

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Solution

The fourth proportional to 2,927.58, 4,039.83 and 1,748.22 is: 2,412.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.58 : 4,039.83 = 1,748.22 : x
  2. Step 2: Convert to fraction form
    2,927.58/4,039.83 = 1,748.22/x
  3. Step 3: Cross multiply
    2,927.58x = 4,039.83 × 1,748.22
  4. Step 4: Simplify right side
    2,927.58x = 7,062,511.60
  5. Step 5: Solve for x
    x = 7,062,511.60/2,927.58
  6. Step 6: Final answer
    x = 2,412.41

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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.