Home / 3,509.46-4,841.37-2,184.72

Finding the Fourth Proportional to 3,509.46, 4,841.37 and 2,184.72

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Solution

The fourth proportional to 3,509.46, 4,841.37 and 2,184.72 is: 3,013.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.46 : 4,841.37 = 2,184.72 : x
  2. Step 2: Convert to fraction form
    3,509.46/4,841.37 = 2,184.72/x
  3. Step 3: Cross multiply
    3,509.46x = 4,841.37 × 2,184.72
  4. Step 4: Simplify right side
    3,509.46x = 10,577,037.87
  5. Step 5: Solve for x
    x = 10,577,037.87/3,509.46
  6. Step 6: Final answer
    x = 3,013.86

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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.