Home / 10,787.54-14,882.94-6,071.80

Finding the Fourth Proportional to 10,787.54, 14,882.94 and 6,071.80

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Solution

The fourth proportional to 10,787.54, 14,882.94 and 6,071.80 is: 8,376.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787.54 : 14,882.94 = 6,071.80 : x
  2. Step 2: Convert to fraction form
    10,787.54/14,882.94 = 6,071.80/x
  3. Step 3: Cross multiply
    10,787.54x = 14,882.94 × 6,071.80
  4. Step 4: Simplify right side
    10,787.54x = 90,366,235.09
  5. Step 5: Solve for x
    x = 90,366,235.09/10,787.54
  6. Step 6: Final answer
    x = 8,376.91

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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.