Home / 3,099.50-4,637.58-2,176.88

Finding the Fourth Proportional to 3,099.50, 4,637.58 and 2,176.88

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Solution

The fourth proportional to 3,099.50, 4,637.58 and 2,176.88 is: 3,257.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.50 : 4,637.58 = 2,176.88 : x
  2. Step 2: Convert to fraction form
    3,099.50/4,637.58 = 2,176.88/x
  3. Step 3: Cross multiply
    3,099.50x = 4,637.58 × 2,176.88
  4. Step 4: Simplify right side
    3,099.50x = 10,095,455.15
  5. Step 5: Solve for x
    x = 10,095,455.15/3,099.50
  6. Step 6: Final answer
    x = 3,257.12

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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.