Home / 8,854.31-13,283.75-3,307.70

Finding the Fourth Proportional to 8,854.31, 13,283.75 and 3,307.70

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Solution

The fourth proportional to 8,854.31, 13,283.75 and 3,307.70 is: 4,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.31 : 13,283.75 = 3,307.70 : x
  2. Step 2: Convert to fraction form
    8,854.31/13,283.75 = 3,307.70/x
  3. Step 3: Cross multiply
    8,854.31x = 13,283.75 × 3,307.70
  4. Step 4: Simplify right side
    8,854.31x = 43,938,601.73
  5. Step 5: Solve for x
    x = 43,938,601.73/8,854.31
  6. Step 6: Final answer
    x = 4,962.40

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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.