Home / 3,256.81-4,885.72-1,065.02

Finding the Fourth Proportional to 3,256.81, 4,885.72 and 1,065.02

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Solution

The fourth proportional to 3,256.81, 4,885.72 and 1,065.02 is: 1,597.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.81 : 4,885.72 = 1,065.02 : x
  2. Step 2: Convert to fraction form
    3,256.81/4,885.72 = 1,065.02/x
  3. Step 3: Cross multiply
    3,256.81x = 4,885.72 × 1,065.02
  4. Step 4: Simplify right side
    3,256.81x = 5,203,410.39
  5. Step 5: Solve for x
    x = 5,203,410.39/3,256.81
  6. Step 6: Final answer
    x = 1,597.70

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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.