Home / 2,948.74-4,421.68-1,716.42

Finding the Fourth Proportional to 2,948.74, 4,421.68 and 1,716.42

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Solution

The fourth proportional to 2,948.74, 4,421.68 and 1,716.42 is: 2,573.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.74 : 4,421.68 = 1,716.42 : x
  2. Step 2: Convert to fraction form
    2,948.74/4,421.68 = 1,716.42/x
  3. Step 3: Cross multiply
    2,948.74x = 4,421.68 × 1,716.42
  4. Step 4: Simplify right side
    2,948.74x = 7,589,459.99
  5. Step 5: Solve for x
    x = 7,589,459.99/2,948.74
  6. Step 6: Final answer
    x = 2,573.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.