Home / 8,338.65-11,507.36-4,561.76

Finding the Fourth Proportional to 8,338.65, 11,507.36 and 4,561.76

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Solution

The fourth proportional to 8,338.65, 11,507.36 and 4,561.76 is: 6,295.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338.65 : 11,507.36 = 4,561.76 : x
  2. Step 2: Convert to fraction form
    8,338.65/11,507.36 = 4,561.76/x
  3. Step 3: Cross multiply
    8,338.65x = 11,507.36 × 4,561.76
  4. Step 4: Simplify right side
    8,338.65x = 52,493,734.21
  5. Step 5: Solve for x
    x = 52,493,734.21/8,338.65
  6. Step 6: Final answer
    x = 6,295.23

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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.