Home / 3,244.32-4,870.96-1,785.76

Finding the Fourth Proportional to 3,244.32, 4,870.96 and 1,785.76

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Solution

The fourth proportional to 3,244.32, 4,870.96 and 1,785.76 is: 2,681.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.32 : 4,870.96 = 1,785.76 : x
  2. Step 2: Convert to fraction form
    3,244.32/4,870.96 = 1,785.76/x
  3. Step 3: Cross multiply
    3,244.32x = 4,870.96 × 1,785.76
  4. Step 4: Simplify right side
    3,244.32x = 8,698,365.53
  5. Step 5: Solve for x
    x = 8,698,365.53/3,244.32
  6. Step 6: Final answer
    x = 2,681.11

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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.