Home / 9,235.21-13,844.55-3,390.46

Finding the Fourth Proportional to 9,235.21, 13,844.55 and 3,390.46

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Solution

The fourth proportional to 9,235.21, 13,844.55 and 3,390.46 is: 5,082.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235.21 : 13,844.55 = 3,390.46 : x
  2. Step 2: Convert to fraction form
    9,235.21/13,844.55 = 3,390.46/x
  3. Step 3: Cross multiply
    9,235.21x = 13,844.55 × 3,390.46
  4. Step 4: Simplify right side
    9,235.21x = 46,939,392.99
  5. Step 5: Solve for x
    x = 46,939,392.99/9,235.21
  6. Step 6: Final answer
    x = 5,082.66

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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.