Home / 11,338.80-15,645.72-6,302.94

Finding the Fourth Proportional to 11,338.80, 15,645.72 and 6,302.94

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Solution

The fourth proportional to 11,338.80, 15,645.72 and 6,302.94 is: 8,697.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338.80 : 15,645.72 = 6,302.94 : x
  2. Step 2: Convert to fraction form
    11,338.80/15,645.72 = 6,302.94/x
  3. Step 3: Cross multiply
    11,338.80x = 15,645.72 × 6,302.94
  4. Step 4: Simplify right side
    11,338.80x = 98,614,034.42
  5. Step 5: Solve for x
    x = 98,614,034.42/11,338.80
  6. Step 6: Final answer
    x = 8,697.04

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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.