Home / 7,360.79-10,157.66-4,003.52

Finding the Fourth Proportional to 7,360.79, 10,157.66 and 4,003.52

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Solution

The fourth proportional to 7,360.79, 10,157.66 and 4,003.52 is: 5,524.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.79 : 10,157.66 = 4,003.52 : x
  2. Step 2: Convert to fraction form
    7,360.79/10,157.66 = 4,003.52/x
  3. Step 3: Cross multiply
    7,360.79x = 10,157.66 × 4,003.52
  4. Step 4: Simplify right side
    7,360.79x = 40,666,324.16
  5. Step 5: Solve for x
    x = 40,666,324.16/7,360.79
  6. Step 6: Final answer
    x = 5,524.73

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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.