Home / 11,755.74-17,628.40-5,510.71

Finding the Fourth Proportional to 11,755.74, 17,628.40 and 5,510.71

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Solution

The fourth proportional to 11,755.74, 17,628.40 and 5,510.71 is: 8,263.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,755.74 : 17,628.40 = 5,510.71 : x
  2. Step 2: Convert to fraction form
    11,755.74/17,628.40 = 5,510.71/x
  3. Step 3: Cross multiply
    11,755.74x = 17,628.40 × 5,510.71
  4. Step 4: Simplify right side
    11,755.74x = 97,145,000.16
  5. Step 5: Solve for x
    x = 97,145,000.16/11,755.74
  6. Step 6: Final answer
    x = 8,263.62

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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.