Home / 4,253.46-6,384.21-2,613.21

Finding the Fourth Proportional to 4,253.46, 6,384.21 and 2,613.21

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Solution

The fourth proportional to 4,253.46, 6,384.21 and 2,613.21 is: 3,922.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.46 : 6,384.21 = 2,613.21 : x
  2. Step 2: Convert to fraction form
    4,253.46/6,384.21 = 2,613.21/x
  3. Step 3: Cross multiply
    4,253.46x = 6,384.21 × 2,613.21
  4. Step 4: Simplify right side
    4,253.46x = 16,683,281.41
  5. Step 5: Solve for x
    x = 16,683,281.41/4,253.46
  6. Step 6: Final answer
    x = 3,922.28

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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.