Home / 11,393.30-17,088.51-3,602.90

Finding the Fourth Proportional to 11,393.30, 17,088.51 and 3,602.90

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Solution

The fourth proportional to 11,393.30, 17,088.51 and 3,602.90 is: 5,403.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,393.30 : 17,088.51 = 3,602.90 : x
  2. Step 2: Convert to fraction form
    11,393.30/17,088.51 = 3,602.90/x
  3. Step 3: Cross multiply
    11,393.30x = 17,088.51 × 3,602.90
  4. Step 4: Simplify right side
    11,393.30x = 61,568,192.68
  5. Step 5: Solve for x
    x = 61,568,192.68/11,393.30
  6. Step 6: Final answer
    x = 5,403.89

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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.