Home / 9,135.63-13,703.58-3,292.83

Finding the Fourth Proportional to 9,135.63, 13,703.58 and 3,292.83

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Solution

The fourth proportional to 9,135.63, 13,703.58 and 3,292.83 is: 4,939.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135.63 : 13,703.58 = 3,292.83 : x
  2. Step 2: Convert to fraction form
    9,135.63/13,703.58 = 3,292.83/x
  3. Step 3: Cross multiply
    9,135.63x = 13,703.58 × 3,292.83
  4. Step 4: Simplify right side
    9,135.63x = 45,123,559.33
  5. Step 5: Solve for x
    x = 45,123,559.33/9,135.63
  6. Step 6: Final answer
    x = 4,939.29

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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.