Home / 11,410.07-17,114.79-8,641.99

Finding the Fourth Proportional to 11,410.07, 17,114.79 and 8,641.99

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Solution

The fourth proportional to 11,410.07, 17,114.79 and 8,641.99 is: 12,962.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,410.07 : 17,114.79 = 8,641.99 : x
  2. Step 2: Convert to fraction form
    11,410.07/17,114.79 = 8,641.99/x
  3. Step 3: Cross multiply
    11,410.07x = 17,114.79 × 8,641.99
  4. Step 4: Simplify right side
    11,410.07x = 147,905,897.83
  5. Step 5: Solve for x
    x = 147,905,897.83/11,410.07
  6. Step 6: Final answer
    x = 12,962.76

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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.