Home / 11,586.39-17,382.02-5,013.51

Finding the Fourth Proportional to 11,586.39, 17,382.02 and 5,013.51

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Solution

The fourth proportional to 11,586.39, 17,382.02 and 5,013.51 is: 7,521.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,586.39 : 17,382.02 = 5,013.51 : x
  2. Step 2: Convert to fraction form
    11,586.39/17,382.02 = 5,013.51/x
  3. Step 3: Cross multiply
    11,586.39x = 17,382.02 × 5,013.51
  4. Step 4: Simplify right side
    11,586.39x = 87,144,931.09
  5. Step 5: Solve for x
    x = 87,144,931.09/11,586.39
  6. Step 6: Final answer
    x = 7,521.32

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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.