Home / 11,290.01-16,939.13-7,340.99

Finding the Fourth Proportional to 11,290.01, 16,939.13 and 7,340.99

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Solution

The fourth proportional to 11,290.01, 16,939.13 and 7,340.99 is: 11,014.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290.01 : 16,939.13 = 7,340.99 : x
  2. Step 2: Convert to fraction form
    11,290.01/16,939.13 = 7,340.99/x
  3. Step 3: Cross multiply
    11,290.01x = 16,939.13 × 7,340.99
  4. Step 4: Simplify right side
    11,290.01x = 124,349,862.54
  5. Step 5: Solve for x
    x = 124,349,862.54/11,290.01
  6. Step 6: Final answer
    x = 11,014.15

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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.