Home / 7,489.08-10,334.82-4,132.23

Finding the Fourth Proportional to 7,489.08, 10,334.82 and 4,132.23

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Solution

The fourth proportional to 7,489.08, 10,334.82 and 4,132.23 is: 5,702.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.08 : 10,334.82 = 4,132.23 : x
  2. Step 2: Convert to fraction form
    7,489.08/10,334.82 = 4,132.23/x
  3. Step 3: Cross multiply
    7,489.08x = 10,334.82 × 4,132.23
  4. Step 4: Simplify right side
    7,489.08x = 42,705,853.25
  5. Step 5: Solve for x
    x = 42,705,853.25/7,489.08
  6. Step 6: Final answer
    x = 5,702.42

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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.