Home / 7,395.12-11,089.41-2,774.88

Finding the Fourth Proportional to 7,395.12, 11,089.41 and 2,774.88

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Solution

The fourth proportional to 7,395.12, 11,089.41 and 2,774.88 is: 4,161.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395.12 : 11,089.41 = 2,774.88 : x
  2. Step 2: Convert to fraction form
    7,395.12/11,089.41 = 2,774.88/x
  3. Step 3: Cross multiply
    7,395.12x = 11,089.41 × 2,774.88
  4. Step 4: Simplify right side
    7,395.12x = 30,771,782.02
  5. Step 5: Solve for x
    x = 30,771,782.02/7,395.12
  6. Step 6: Final answer
    x = 4,161.09

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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.