Home / 3,216.32-4,818.98-1,756.50

Finding the Fourth Proportional to 3,216.32, 4,818.98 and 1,756.50

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Solution

The fourth proportional to 3,216.32, 4,818.98 and 1,756.50 is: 2,631.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.32 : 4,818.98 = 1,756.50 : x
  2. Step 2: Convert to fraction form
    3,216.32/4,818.98 = 1,756.50/x
  3. Step 3: Cross multiply
    3,216.32x = 4,818.98 × 1,756.50
  4. Step 4: Simplify right side
    3,216.32x = 8,464,538.37
  5. Step 5: Solve for x
    x = 8,464,538.37/3,216.32
  6. Step 6: Final answer
    x = 2,631.75

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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.