Home / 2,390.05-3,299.87-1,829.52

Finding the Fourth Proportional to 2,390.05, 3,299.87 and 1,829.52

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Solution

The fourth proportional to 2,390.05, 3,299.87 and 1,829.52 is: 2,525.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390.05 : 3,299.87 = 1,829.52 : x
  2. Step 2: Convert to fraction form
    2,390.05/3,299.87 = 1,829.52/x
  3. Step 3: Cross multiply
    2,390.05x = 3,299.87 × 1,829.52
  4. Step 4: Simplify right side
    2,390.05x = 6,037,182.74
  5. Step 5: Solve for x
    x = 6,037,182.74/2,390.05
  6. Step 6: Final answer
    x = 2,525.97

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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.