Home / 4,492.98-6,739.47-1,571.28

Finding the Fourth Proportional to 4,492.98, 6,739.47 and 1,571.28

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Solution

The fourth proportional to 4,492.98, 6,739.47 and 1,571.28 is: 2,356.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,492.98 : 6,739.47 = 1,571.28 : x
  2. Step 2: Convert to fraction form
    4,492.98/6,739.47 = 1,571.28/x
  3. Step 3: Cross multiply
    4,492.98x = 6,739.47 × 1,571.28
  4. Step 4: Simplify right side
    4,492.98x = 10,589,594.42
  5. Step 5: Solve for x
    x = 10,589,594.42/4,492.98
  6. Step 6: Final answer
    x = 2,356.92

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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.