Home / 3,143.45-4,709.01-2,559.08

Finding the Fourth Proportional to 3,143.45, 4,709.01 and 2,559.08

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Solution

The fourth proportional to 3,143.45, 4,709.01 and 2,559.08 is: 3,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.45 : 4,709.01 = 2,559.08 : x
  2. Step 2: Convert to fraction form
    3,143.45/4,709.01 = 2,559.08/x
  3. Step 3: Cross multiply
    3,143.45x = 4,709.01 × 2,559.08
  4. Step 4: Simplify right side
    3,143.45x = 12,050,733.31
  5. Step 5: Solve for x
    x = 12,050,733.31/3,143.45
  6. Step 6: Final answer
    x = 3,833.60

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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.