Home / 8,308.84-11,466.31-4,772.38

Finding the Fourth Proportional to 8,308.84, 11,466.31 and 4,772.38

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Solution

The fourth proportional to 8,308.84, 11,466.31 and 4,772.38 is: 6,585.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308.84 : 11,466.31 = 4,772.38 : x
  2. Step 2: Convert to fraction form
    8,308.84/11,466.31 = 4,772.38/x
  3. Step 3: Cross multiply
    8,308.84x = 11,466.31 × 4,772.38
  4. Step 4: Simplify right side
    8,308.84x = 54,721,588.52
  5. Step 5: Solve for x
    x = 54,721,588.52/8,308.84
  6. Step 6: Final answer
    x = 6,585.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.