Home / 3,156.32-4,733.44-1,047.46

Finding the Fourth Proportional to 3,156.32, 4,733.44 and 1,047.46

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Solution

The fourth proportional to 3,156.32, 4,733.44 and 1,047.46 is: 1,570.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156.32 : 4,733.44 = 1,047.46 : x
  2. Step 2: Convert to fraction form
    3,156.32/4,733.44 = 1,047.46/x
  3. Step 3: Cross multiply
    3,156.32x = 4,733.44 × 1,047.46
  4. Step 4: Simplify right side
    3,156.32x = 4,958,083.49
  5. Step 5: Solve for x
    x = 4,958,083.49/3,156.32
  6. Step 6: Final answer
    x = 1,570.84

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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.