Home / 5,089.55-7,634.91-1,803.02

Finding the Fourth Proportional to 5,089.55, 7,634.91 and 1,803.02

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Solution

The fourth proportional to 5,089.55, 7,634.91 and 1,803.02 is: 2,704.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.55 : 7,634.91 = 1,803.02 : x
  2. Step 2: Convert to fraction form
    5,089.55/7,634.91 = 1,803.02/x
  3. Step 3: Cross multiply
    5,089.55x = 7,634.91 × 1,803.02
  4. Step 4: Simplify right side
    5,089.55x = 13,765,895.43
  5. Step 5: Solve for x
    x = 13,765,895.43/5,089.55
  6. Step 6: Final answer
    x = 2,704.74

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1.5x scale

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.