Home / 4,630.40-6,389.70-2,534.12

Finding the Fourth Proportional to 4,630.40, 6,389.70 and 2,534.12

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Solution

The fourth proportional to 4,630.40, 6,389.70 and 2,534.12 is: 3,496.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,630.40 : 6,389.70 = 2,534.12 : x
  2. Step 2: Convert to fraction form
    4,630.40/6,389.70 = 2,534.12/x
  3. Step 3: Cross multiply
    4,630.40x = 6,389.70 × 2,534.12
  4. Step 4: Simplify right side
    4,630.40x = 16,192,234.62
  5. Step 5: Solve for x
    x = 16,192,234.62/4,630.40
  6. Step 6: Final answer
    x = 3,496.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.