Home / 9,561.50-14,311.54-5,108.03

Finding the Fourth Proportional to 9,561.50, 14,311.54 and 5,108.03

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Solution

The fourth proportional to 9,561.50, 14,311.54 and 5,108.03 is: 7,645.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561.50 : 14,311.54 = 5,108.03 : x
  2. Step 2: Convert to fraction form
    9,561.50/14,311.54 = 5,108.03/x
  3. Step 3: Cross multiply
    9,561.50x = 14,311.54 × 5,108.03
  4. Step 4: Simplify right side
    9,561.50x = 73,103,775.67
  5. Step 5: Solve for x
    x = 73,103,775.67/9,561.50
  6. Step 6: Final answer
    x = 7,645.64

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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.