Home / 4,621.16-6,930.60-2,153.64

Finding the Fourth Proportional to 4,621.16, 6,930.60 and 2,153.64

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Solution

The fourth proportional to 4,621.16, 6,930.60 and 2,153.64 is: 3,229.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.16 : 6,930.60 = 2,153.64 : x
  2. Step 2: Convert to fraction form
    4,621.16/6,930.60 = 2,153.64/x
  3. Step 3: Cross multiply
    4,621.16x = 6,930.60 × 2,153.64
  4. Step 4: Simplify right side
    4,621.16x = 14,926,017.38
  5. Step 5: Solve for x
    x = 14,926,017.38/4,621.16
  6. Step 6: Final answer
    x = 3,229.93

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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.