Home / 4,089.26-6,134.82-1,492.20

Finding the Fourth Proportional to 4,089.26, 6,134.82 and 1,492.20

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Solution

The fourth proportional to 4,089.26, 6,134.82 and 1,492.20 is: 2,238.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.26 : 6,134.82 = 1,492.20 : x
  2. Step 2: Convert to fraction form
    4,089.26/6,134.82 = 1,492.20/x
  3. Step 3: Cross multiply
    4,089.26x = 6,134.82 × 1,492.20
  4. Step 4: Simplify right side
    4,089.26x = 9,154,378.40
  5. Step 5: Solve for x
    x = 9,154,378.40/4,089.26
  6. Step 6: Final answer
    x = 2,238.64

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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.