Home / 4,282.21-6,423.23-1,973.71

Finding the Fourth Proportional to 4,282.21, 6,423.23 and 1,973.71

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Solution

The fourth proportional to 4,282.21, 6,423.23 and 1,973.71 is: 2,960.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.21 : 6,423.23 = 1,973.71 : x
  2. Step 2: Convert to fraction form
    4,282.21/6,423.23 = 1,973.71/x
  3. Step 3: Cross multiply
    4,282.21x = 6,423.23 × 1,973.71
  4. Step 4: Simplify right side
    4,282.21x = 12,677,604.41
  5. Step 5: Solve for x
    x = 12,677,604.41/4,282.21
  6. Step 6: Final answer
    x = 2,960.53

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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.