Home / 10,070.08-15,083.22-4,865

Finding the Fourth Proportional to 10,070.08, 15,083.22 and 4,865

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Solution

The fourth proportional to 10,070.08, 15,083.22 and 4,865 is: 7,286.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070.08 : 15,083.22 = 4,865 : x
  2. Step 2: Convert to fraction form
    10,070.08/15,083.22 = 4,865/x
  3. Step 3: Cross multiply
    10,070.08x = 15,083.22 × 4,865
  4. Step 4: Simplify right side
    10,070.08x = 73,379,865.30
  5. Step 5: Solve for x
    x = 73,379,865.30/10,070.08
  6. Step 6: Final answer
    x = 7,286.92

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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.