Home / 7,360.49-10,157.58-4,003.31

Finding the Fourth Proportional to 7,360.49, 10,157.58 and 4,003.31

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Solution

The fourth proportional to 7,360.49, 10,157.58 and 4,003.31 is: 5,524.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.49 : 10,157.58 = 4,003.31 : x
  2. Step 2: Convert to fraction form
    7,360.49/10,157.58 = 4,003.31/x
  3. Step 3: Cross multiply
    7,360.49x = 10,157.58 × 4,003.31
  4. Step 4: Simplify right side
    7,360.49x = 40,663,890.80
  5. Step 5: Solve for x
    x = 40,663,890.80/7,360.49
  6. Step 6: Final answer
    x = 5,524.62

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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.