Home / 11,504.21-17,258.13-3,711.20

Finding the Fourth Proportional to 11,504.21, 17,258.13 and 3,711.20

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Solution

The fourth proportional to 11,504.21, 17,258.13 and 3,711.20 is: 5,567.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,504.21 : 17,258.13 = 3,711.20 : x
  2. Step 2: Convert to fraction form
    11,504.21/17,258.13 = 3,711.20/x
  3. Step 3: Cross multiply
    11,504.21x = 17,258.13 × 3,711.20
  4. Step 4: Simplify right side
    11,504.21x = 64,048,285.77
  5. Step 5: Solve for x
    x = 64,048,285.77/11,504.21
  6. Step 6: Final answer
    x = 5,567.38

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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.