Home / 3,253.95-4,881.81-1,307.52

Finding the Fourth Proportional to 3,253.95, 4,881.81 and 1,307.52

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Solution

The fourth proportional to 3,253.95, 4,881.81 and 1,307.52 is: 1,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.95 : 4,881.81 = 1,307.52 : x
  2. Step 2: Convert to fraction form
    3,253.95/4,881.81 = 1,307.52/x
  3. Step 3: Cross multiply
    3,253.95x = 4,881.81 × 1,307.52
  4. Step 4: Simplify right side
    3,253.95x = 6,383,064.21
  5. Step 5: Solve for x
    x = 6,383,064.21/3,253.95
  6. Step 6: Final answer
    x = 1,961.64

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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.