Home / 11,095.68-15,313.50-6,379.08

Finding the Fourth Proportional to 11,095.68, 15,313.50 and 6,379.08

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Solution

The fourth proportional to 11,095.68, 15,313.50 and 6,379.08 is: 8,803.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,095.68 : 15,313.50 = 6,379.08 : x
  2. Step 2: Convert to fraction form
    11,095.68/15,313.50 = 6,379.08/x
  3. Step 3: Cross multiply
    11,095.68x = 15,313.50 × 6,379.08
  4. Step 4: Simplify right side
    11,095.68x = 97,686,041.58
  5. Step 5: Solve for x
    x = 97,686,041.58/11,095.68
  6. Step 6: Final answer
    x = 8,803.97

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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.