Home / 13,126.04-19,689.05-3,892.04

Finding the Fourth Proportional to 13,126.04, 19,689.05 and 3,892.04

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Solution

The fourth proportional to 13,126.04, 19,689.05 and 3,892.04 is: 5,838.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,126.04 : 19,689.05 = 3,892.04 : x
  2. Step 2: Convert to fraction form
    13,126.04/19,689.05 = 3,892.04/x
  3. Step 3: Cross multiply
    13,126.04x = 19,689.05 × 3,892.04
  4. Step 4: Simplify right side
    13,126.04x = 76,630,452.26
  5. Step 5: Solve for x
    x = 76,630,452.26/13,126.04
  6. Step 6: Final answer
    x = 5,838.05

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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.