Home / 3,499.37-4,828.90-1,927.46

Finding the Fourth Proportional to 3,499.37, 4,828.90 and 1,927.46

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Solution

The fourth proportional to 3,499.37, 4,828.90 and 1,927.46 is: 2,659.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499.37 : 4,828.90 = 1,927.46 : x
  2. Step 2: Convert to fraction form
    3,499.37/4,828.90 = 1,927.46/x
  3. Step 3: Cross multiply
    3,499.37x = 4,828.90 × 1,927.46
  4. Step 4: Simplify right side
    3,499.37x = 9,307,511.59
  5. Step 5: Solve for x
    x = 9,307,511.59/3,499.37
  6. Step 6: Final answer
    x = 2,659.77

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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.