Home / 4,269.96-6,405.82-1,672.92

Finding the Fourth Proportional to 4,269.96, 6,405.82 and 1,672.92

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Solution

The fourth proportional to 4,269.96, 6,405.82 and 1,672.92 is: 2,509.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269.96 : 6,405.82 = 1,672.92 : x
  2. Step 2: Convert to fraction form
    4,269.96/6,405.82 = 1,672.92/x
  3. Step 3: Cross multiply
    4,269.96x = 6,405.82 × 1,672.92
  4. Step 4: Simplify right side
    4,269.96x = 10,716,424.39
  5. Step 5: Solve for x
    x = 10,716,424.39/4,269.96
  6. Step 6: Final answer
    x = 2,509.72

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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.