Home / 11,095.08-15,310.50-6,379.56

Finding the Fourth Proportional to 11,095.08, 15,310.50 and 6,379.56

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Solution

The fourth proportional to 11,095.08, 15,310.50 and 6,379.56 is: 8,803.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,095.08 : 15,310.50 = 6,379.56 : x
  2. Step 2: Convert to fraction form
    11,095.08/15,310.50 = 6,379.56/x
  3. Step 3: Cross multiply
    11,095.08x = 15,310.50 × 6,379.56
  4. Step 4: Simplify right side
    11,095.08x = 97,674,253.38
  5. Step 5: Solve for x
    x = 97,674,253.38/11,095.08
  6. Step 6: Final answer
    x = 8,803.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.