Home / 4,329.40-6,493.68-1,863.76

Finding the Fourth Proportional to 4,329.40, 6,493.68 and 1,863.76

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Solution

The fourth proportional to 4,329.40, 6,493.68 and 1,863.76 is: 2,795.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,329.40 : 6,493.68 = 1,863.76 : x
  2. Step 2: Convert to fraction form
    4,329.40/6,493.68 = 1,863.76/x
  3. Step 3: Cross multiply
    4,329.40x = 6,493.68 × 1,863.76
  4. Step 4: Simplify right side
    4,329.40x = 12,102,661.04
  5. Step 5: Solve for x
    x = 12,102,661.04/4,329.40
  6. Step 6: Final answer
    x = 2,795.46

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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.