Home / 4,606.80-6,353.24-3,900.18

Finding the Fourth Proportional to 4,606.80, 6,353.24 and 3,900.18

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Solution

The fourth proportional to 4,606.80, 6,353.24 and 3,900.18 is: 5,378.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,606.80 : 6,353.24 = 3,900.18 : x
  2. Step 2: Convert to fraction form
    4,606.80/6,353.24 = 3,900.18/x
  3. Step 3: Cross multiply
    4,606.80x = 6,353.24 × 3,900.18
  4. Step 4: Simplify right side
    4,606.80x = 24,778,760.08
  5. Step 5: Solve for x
    x = 24,778,760.08/4,606.80
  6. Step 6: Final answer
    x = 5,378.74

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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.