Home / 10,618.04-15,897.84-8,013.08

Finding the Fourth Proportional to 10,618.04, 15,897.84 and 8,013.08

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Solution

The fourth proportional to 10,618.04, 15,897.84 and 8,013.08 is: 11,997.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618.04 : 15,897.84 = 8,013.08 : x
  2. Step 2: Convert to fraction form
    10,618.04/15,897.84 = 8,013.08/x
  3. Step 3: Cross multiply
    10,618.04x = 15,897.84 × 8,013.08
  4. Step 4: Simplify right side
    10,618.04x = 127,390,663.75
  5. Step 5: Solve for x
    x = 127,390,663.75/10,618.04
  6. Step 6: Final answer
    x = 11,997.57

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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.