Home / 3,271.24-4,513.20-1,854.77

Finding the Fourth Proportional to 3,271.24, 4,513.20 and 1,854.77

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Solution

The fourth proportional to 3,271.24, 4,513.20 and 1,854.77 is: 2,558.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.24 : 4,513.20 = 1,854.77 : x
  2. Step 2: Convert to fraction form
    3,271.24/4,513.20 = 1,854.77/x
  3. Step 3: Cross multiply
    3,271.24x = 4,513.20 × 1,854.77
  4. Step 4: Simplify right side
    3,271.24x = 8,370,947.96
  5. Step 5: Solve for x
    x = 8,370,947.96/3,271.24
  6. Step 6: Final answer
    x = 2,558.96

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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.