Home / 2,457.26-3,391.02-1,409.38

Finding the Fourth Proportional to 2,457.26, 3,391.02 and 1,409.38

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Solution

The fourth proportional to 2,457.26, 3,391.02 and 1,409.38 is: 1,944.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.26 : 3,391.02 = 1,409.38 : x
  2. Step 2: Convert to fraction form
    2,457.26/3,391.02 = 1,409.38/x
  3. Step 3: Cross multiply
    2,457.26x = 3,391.02 × 1,409.38
  4. Step 4: Simplify right side
    2,457.26x = 4,779,235.77
  5. Step 5: Solve for x
    x = 4,779,235.77/2,457.26
  6. Step 6: Final answer
    x = 1,944.95

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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.