Home / 2,803.13-4,204.69-1,157.87

Finding the Fourth Proportional to 2,803.13, 4,204.69 and 1,157.87

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Solution

The fourth proportional to 2,803.13, 4,204.69 and 1,157.87 is: 1,736.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803.13 : 4,204.69 = 1,157.87 : x
  2. Step 2: Convert to fraction form
    2,803.13/4,204.69 = 1,157.87/x
  3. Step 3: Cross multiply
    2,803.13x = 4,204.69 × 1,157.87
  4. Step 4: Simplify right side
    2,803.13x = 4,868,478.96
  5. Step 5: Solve for x
    x = 4,868,478.96/2,803.13
  6. Step 6: Final answer
    x = 1,736.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.