Home / 3,271.11-4,513.85-1,854.93

Finding the Fourth Proportional to 3,271.11, 4,513.85 and 1,854.93

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Solution

The fourth proportional to 3,271.11, 4,513.85 and 1,854.93 is: 2,559.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.11 : 4,513.85 = 1,854.93 : x
  2. Step 2: Convert to fraction form
    3,271.11/4,513.85 = 1,854.93/x
  3. Step 3: Cross multiply
    3,271.11x = 4,513.85 × 1,854.93
  4. Step 4: Simplify right side
    3,271.11x = 8,372,875.78
  5. Step 5: Solve for x
    x = 8,372,875.78/3,271.11
  6. Step 6: Final answer
    x = 2,559.64

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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.