Home / 4,159.88-6,245.27-2,782.07

Finding the Fourth Proportional to 4,159.88, 6,245.27 and 2,782.07

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Solution

The fourth proportional to 4,159.88, 6,245.27 and 2,782.07 is: 4,176.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.88 : 6,245.27 = 2,782.07 : x
  2. Step 2: Convert to fraction form
    4,159.88/6,245.27 = 2,782.07/x
  3. Step 3: Cross multiply
    4,159.88x = 6,245.27 × 2,782.07
  4. Step 4: Simplify right side
    4,159.88x = 17,374,748.79
  5. Step 5: Solve for x
    x = 17,374,748.79/4,159.88
  6. Step 6: Final answer
    x = 4,176.75

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1.5x scale

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.