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Finding the Fourth Proportional to 7,505.91, 10,352.94 and 6,089.64

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Solution

The fourth proportional to 7,505.91, 10,352.94 and 6,089.64 is: 8,399.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,505.91 : 10,352.94 = 6,089.64 : x
  2. Step 2: Convert to fraction form
    7,505.91/10,352.94 = 6,089.64/x
  3. Step 3: Cross multiply
    7,505.91x = 10,352.94 × 6,089.64
  4. Step 4: Simplify right side
    7,505.91x = 63,045,677.54
  5. Step 5: Solve for x
    x = 63,045,677.54/7,505.91
  6. Step 6: Final answer
    x = 8,399.47

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Half scale
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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.