Home / 2,913.87-4,021.46-1,794.58

Finding the Fourth Proportional to 2,913.87, 4,021.46 and 1,794.58

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Solution

The fourth proportional to 2,913.87, 4,021.46 and 1,794.58 is: 2,476.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913.87 : 4,021.46 = 1,794.58 : x
  2. Step 2: Convert to fraction form
    2,913.87/4,021.46 = 1,794.58/x
  3. Step 3: Cross multiply
    2,913.87x = 4,021.46 × 1,794.58
  4. Step 4: Simplify right side
    2,913.87x = 7,216,822.71
  5. Step 5: Solve for x
    x = 7,216,822.71/2,913.87
  6. Step 6: Final answer
    x = 2,476.72

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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.