Home / 7,360.62-10,157.79-4,003.51

Finding the Fourth Proportional to 7,360.62, 10,157.79 and 4,003.51

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Solution

The fourth proportional to 7,360.62, 10,157.79 and 4,003.51 is: 5,524.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.62 : 10,157.79 = 4,003.51 : x
  2. Step 2: Convert to fraction form
    7,360.62/10,157.79 = 4,003.51/x
  3. Step 3: Cross multiply
    7,360.62x = 10,157.79 × 4,003.51
  4. Step 4: Simplify right side
    7,360.62x = 40,666,813.84
  5. Step 5: Solve for x
    x = 40,666,813.84/7,360.62
  6. Step 6: Final answer
    x = 5,524.92

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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.