Home / 7,360.61-10,157.43-4,003.56

Finding the Fourth Proportional to 7,360.61, 10,157.43 and 4,003.56

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Solution

The fourth proportional to 7,360.61, 10,157.43 and 4,003.56 is: 5,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.61 : 10,157.43 = 4,003.56 : x
  2. Step 2: Convert to fraction form
    7,360.61/10,157.43 = 4,003.56/x
  3. Step 3: Cross multiply
    7,360.61x = 10,157.43 × 4,003.56
  4. Step 4: Simplify right side
    7,360.61x = 40,665,895.46
  5. Step 5: Solve for x
    x = 40,665,895.46/7,360.61
  6. Step 6: Final answer
    x = 5,524.80

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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.