Home / 10,726.36-16,088.76-3,610.64

Finding the Fourth Proportional to 10,726.36, 16,088.76 and 3,610.64

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Solution

The fourth proportional to 10,726.36, 16,088.76 and 3,610.64 is: 5,415.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,726.36 : 16,088.76 = 3,610.64 : x
  2. Step 2: Convert to fraction form
    10,726.36/16,088.76 = 3,610.64/x
  3. Step 3: Cross multiply
    10,726.36x = 16,088.76 × 3,610.64
  4. Step 4: Simplify right side
    10,726.36x = 58,090,760.63
  5. Step 5: Solve for x
    x = 58,090,760.63/10,726.36
  6. Step 6: Final answer
    x = 5,415.70

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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.