Home / 10,805.09-16,210.35-3,013.88

Finding the Fourth Proportional to 10,805.09, 16,210.35 and 3,013.88

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Solution

The fourth proportional to 10,805.09, 16,210.35 and 3,013.88 is: 4,521.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,805.09 : 16,210.35 = 3,013.88 : x
  2. Step 2: Convert to fraction form
    10,805.09/16,210.35 = 3,013.88/x
  3. Step 3: Cross multiply
    10,805.09x = 16,210.35 × 3,013.88
  4. Step 4: Simplify right side
    10,805.09x = 48,855,968.61
  5. Step 5: Solve for x
    x = 48,855,968.61/10,805.09
  6. Step 6: Final answer
    x = 4,521.57

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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.