Home / 4,290.48-5,916.88-2,797.84

Finding the Fourth Proportional to 4,290.48, 5,916.88 and 2,797.84

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Solution

The fourth proportional to 4,290.48, 5,916.88 and 2,797.84 is: 3,858.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.48 : 5,916.88 = 2,797.84 : x
  2. Step 2: Convert to fraction form
    4,290.48/5,916.88 = 2,797.84/x
  3. Step 3: Cross multiply
    4,290.48x = 5,916.88 × 2,797.84
  4. Step 4: Simplify right side
    4,290.48x = 16,554,483.54
  5. Step 5: Solve for x
    x = 16,554,483.54/4,290.48
  6. Step 6: Final answer
    x = 3,858.42

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1.5x scale

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.