Home / 9,946.82-14,915.44-5,787.76

Finding the Fourth Proportional to 9,946.82, 14,915.44 and 5,787.76

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Solution

The fourth proportional to 9,946.82, 14,915.44 and 5,787.76 is: 8,678.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,946.82 : 14,915.44 = 5,787.76 : x
  2. Step 2: Convert to fraction form
    9,946.82/14,915.44 = 5,787.76/x
  3. Step 3: Cross multiply
    9,946.82x = 14,915.44 × 5,787.76
  4. Step 4: Simplify right side
    9,946.82x = 86,326,935.26
  5. Step 5: Solve for x
    x = 86,326,935.26/9,946.82
  6. Step 6: Final answer
    x = 8,678.85

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1.5x scale

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.