Home / 11,601.07-15,998.89-9,812.29

Finding the Fourth Proportional to 11,601.07, 15,998.89 and 9,812.29

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Solution

The fourth proportional to 11,601.07, 15,998.89 and 9,812.29 is: 13,532.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,601.07 : 15,998.89 = 9,812.29 : x
  2. Step 2: Convert to fraction form
    11,601.07/15,998.89 = 9,812.29/x
  3. Step 3: Cross multiply
    11,601.07x = 15,998.89 × 9,812.29
  4. Step 4: Simplify right side
    11,601.07x = 156,985,748.36
  5. Step 5: Solve for x
    x = 156,985,748.36/11,601.07
  6. Step 6: Final answer
    x = 13,532.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.