Home / 7,360.89-10,157.98-4,003.70

Finding the Fourth Proportional to 7,360.89, 10,157.98 and 4,003.70

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Solution

The fourth proportional to 7,360.89, 10,157.98 and 4,003.70 is: 5,525.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.89 : 10,157.98 = 4,003.70 : x
  2. Step 2: Convert to fraction form
    7,360.89/10,157.98 = 4,003.70/x
  3. Step 3: Cross multiply
    7,360.89x = 10,157.98 × 4,003.70
  4. Step 4: Simplify right side
    7,360.89x = 40,669,504.53
  5. Step 5: Solve for x
    x = 40,669,504.53/7,360.89
  6. Step 6: Final answer
    x = 5,525.08

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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.