Home / 11,225.99-16,839.04-2,905.42

Finding the Fourth Proportional to 11,225.99, 16,839.04 and 2,905.42

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Solution

The fourth proportional to 11,225.99, 16,839.04 and 2,905.42 is: 4,358.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,225.99 : 16,839.04 = 2,905.42 : x
  2. Step 2: Convert to fraction form
    11,225.99/16,839.04 = 2,905.42/x
  3. Step 3: Cross multiply
    11,225.99x = 16,839.04 × 2,905.42
  4. Step 4: Simplify right side
    11,225.99x = 48,924,471.26
  5. Step 5: Solve for x
    x = 48,924,471.26/11,225.99
  6. Step 6: Final answer
    x = 4,358.14

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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.