Home / 3,492.07-5,238.87-1,152.79

Finding the Fourth Proportional to 3,492.07, 5,238.87 and 1,152.79

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Solution

The fourth proportional to 3,492.07, 5,238.87 and 1,152.79 is: 1,729.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492.07 : 5,238.87 = 1,152.79 : x
  2. Step 2: Convert to fraction form
    3,492.07/5,238.87 = 1,152.79/x
  3. Step 3: Cross multiply
    3,492.07x = 5,238.87 × 1,152.79
  4. Step 4: Simplify right side
    3,492.07x = 6,039,330.04
  5. Step 5: Solve for x
    x = 6,039,330.04/3,492.07
  6. Step 6: Final answer
    x = 1,729.44

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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.