Home / 3,140.96-4,329.60-2,514.02

Finding the Fourth Proportional to 3,140.96, 4,329.60 and 2,514.02

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Solution

The fourth proportional to 3,140.96, 4,329.60 and 2,514.02 is: 3,465.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140.96 : 4,329.60 = 2,514.02 : x
  2. Step 2: Convert to fraction form
    3,140.96/4,329.60 = 2,514.02/x
  3. Step 3: Cross multiply
    3,140.96x = 4,329.60 × 2,514.02
  4. Step 4: Simplify right side
    3,140.96x = 10,884,700.99
  5. Step 5: Solve for x
    x = 10,884,700.99/3,140.96
  6. Step 6: Final answer
    x = 3,465.41

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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.