Home / 3,571.32-5,353.35-1,492.47

Finding the Fourth Proportional to 3,571.32, 5,353.35 and 1,492.47

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Solution

The fourth proportional to 3,571.32, 5,353.35 and 1,492.47 is: 2,237.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.32 : 5,353.35 = 1,492.47 : x
  2. Step 2: Convert to fraction form
    3,571.32/5,353.35 = 1,492.47/x
  3. Step 3: Cross multiply
    3,571.32x = 5,353.35 × 1,492.47
  4. Step 4: Simplify right side
    3,571.32x = 7,989,714.27
  5. Step 5: Solve for x
    x = 7,989,714.27/3,571.32
  6. Step 6: Final answer
    x = 2,237.19

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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.