Home / 11,352.51-17,014.35-5,105.85

Finding the Fourth Proportional to 11,352.51, 17,014.35 and 5,105.85

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Solution

The fourth proportional to 11,352.51, 17,014.35 and 5,105.85 is: 7,652.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352.51 : 17,014.35 = 5,105.85 : x
  2. Step 2: Convert to fraction form
    11,352.51/17,014.35 = 5,105.85/x
  3. Step 3: Cross multiply
    11,352.51x = 17,014.35 × 5,105.85
  4. Step 4: Simplify right side
    11,352.51x = 86,872,718.95
  5. Step 5: Solve for x
    x = 86,872,718.95/11,352.51
  6. Step 6: Final answer
    x = 7,652.29

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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.