Home / 11,555.38-17,335.23-4,630.42

Finding the Fourth Proportional to 11,555.38, 17,335.23 and 4,630.42

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Solution

The fourth proportional to 11,555.38, 17,335.23 and 4,630.42 is: 6,946.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.38 : 17,335.23 = 4,630.42 : x
  2. Step 2: Convert to fraction form
    11,555.38/17,335.23 = 4,630.42/x
  3. Step 3: Cross multiply
    11,555.38x = 17,335.23 × 4,630.42
  4. Step 4: Simplify right side
    11,555.38x = 80,269,395.70
  5. Step 5: Solve for x
    x = 80,269,395.70/11,555.38
  6. Step 6: Final answer
    x = 6,946.50

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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.