Home / 7,457.26-11,178.90-2,523.44

Finding the Fourth Proportional to 7,457.26, 11,178.90 and 2,523.44

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Solution

The fourth proportional to 7,457.26, 11,178.90 and 2,523.44 is: 3,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457.26 : 11,178.90 = 2,523.44 : x
  2. Step 2: Convert to fraction form
    7,457.26/11,178.90 = 2,523.44/x
  3. Step 3: Cross multiply
    7,457.26x = 11,178.90 × 2,523.44
  4. Step 4: Simplify right side
    7,457.26x = 28,209,311.36
  5. Step 5: Solve for x
    x = 28,209,311.36/7,457.26
  6. Step 6: Final answer
    x = 3,782.80

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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.