Home / 6,312.43-9,466.65-2,151.73

Finding the Fourth Proportional to 6,312.43, 9,466.65 and 2,151.73

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Solution

The fourth proportional to 6,312.43, 9,466.65 and 2,151.73 is: 3,226.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,312.43 : 9,466.65 = 2,151.73 : x
  2. Step 2: Convert to fraction form
    6,312.43/9,466.65 = 2,151.73/x
  3. Step 3: Cross multiply
    6,312.43x = 9,466.65 × 2,151.73
  4. Step 4: Simplify right side
    6,312.43x = 20,369,674.80
  5. Step 5: Solve for x
    x = 20,369,674.80/6,312.43
  6. Step 6: Final answer
    x = 3,226.91

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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.