Home / 4,452.55-6,679.43-1,854.88

Finding the Fourth Proportional to 4,452.55, 6,679.43 and 1,854.88

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Solution

The fourth proportional to 4,452.55, 6,679.43 and 1,854.88 is: 2,782.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.55 : 6,679.43 = 1,854.88 : x
  2. Step 2: Convert to fraction form
    4,452.55/6,679.43 = 1,854.88/x
  3. Step 3: Cross multiply
    4,452.55x = 6,679.43 × 1,854.88
  4. Step 4: Simplify right side
    4,452.55x = 12,389,498.45
  5. Step 5: Solve for x
    x = 12,389,498.45/4,452.55
  6. Step 6: Final answer
    x = 2,782.57

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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.