Home / 3,342.88-4,613.20-1,850.72

Finding the Fourth Proportional to 3,342.88, 4,613.20 and 1,850.72

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Solution

The fourth proportional to 3,342.88, 4,613.20 and 1,850.72 is: 2,554.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.88 : 4,613.20 = 1,850.72 : x
  2. Step 2: Convert to fraction form
    3,342.88/4,613.20 = 1,850.72/x
  3. Step 3: Cross multiply
    3,342.88x = 4,613.20 × 1,850.72
  4. Step 4: Simplify right side
    3,342.88x = 8,537,741.50
  5. Step 5: Solve for x
    x = 8,537,741.50/3,342.88
  6. Step 6: Final answer
    x = 2,554.01

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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.