Home / 11,230.60-16,846.30-3,439.40

Finding the Fourth Proportional to 11,230.60, 16,846.30 and 3,439.40

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Solution

The fourth proportional to 11,230.60, 16,846.30 and 3,439.40 is: 5,159.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.60 : 16,846.30 = 3,439.40 : x
  2. Step 2: Convert to fraction form
    11,230.60/16,846.30 = 3,439.40/x
  3. Step 3: Cross multiply
    11,230.60x = 16,846.30 × 3,439.40
  4. Step 4: Simplify right side
    11,230.60x = 57,941,164.22
  5. Step 5: Solve for x
    x = 57,941,164.22/11,230.60
  6. Step 6: Final answer
    x = 5,159.22

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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.