Home / 3,234.40-4,461.60-2,184.64

Finding the Fourth Proportional to 3,234.40, 4,461.60 and 2,184.64

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Solution

The fourth proportional to 3,234.40, 4,461.60 and 2,184.64 is: 3,013.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.40 : 4,461.60 = 2,184.64 : x
  2. Step 2: Convert to fraction form
    3,234.40/4,461.60 = 2,184.64/x
  3. Step 3: Cross multiply
    3,234.40x = 4,461.60 × 2,184.64
  4. Step 4: Simplify right side
    3,234.40x = 9,746,989.82
  5. Step 5: Solve for x
    x = 9,746,989.82/3,234.40
  6. Step 6: Final answer
    x = 3,013.54

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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.