Home / 4,573.55-6,311.79-2,782.29

Finding the Fourth Proportional to 4,573.55, 6,311.79 and 2,782.29

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Solution

The fourth proportional to 4,573.55, 6,311.79 and 2,782.29 is: 3,839.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,573.55 : 6,311.79 = 2,782.29 : x
  2. Step 2: Convert to fraction form
    4,573.55/6,311.79 = 2,782.29/x
  3. Step 3: Cross multiply
    4,573.55x = 6,311.79 × 2,782.29
  4. Step 4: Simplify right side
    4,573.55x = 17,561,230.20
  5. Step 5: Solve for x
    x = 17,561,230.20/4,573.55
  6. Step 6: Final answer
    x = 3,839.74

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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.