Home / 10,787.94-14,885.37-6,071.22

Finding the Fourth Proportional to 10,787.94, 14,885.37 and 6,071.22

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Solution

The fourth proportional to 10,787.94, 14,885.37 and 6,071.22 is: 8,377.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787.94 : 14,885.37 = 6,071.22 : x
  2. Step 2: Convert to fraction form
    10,787.94/14,885.37 = 6,071.22/x
  3. Step 3: Cross multiply
    10,787.94x = 14,885.37 × 6,071.22
  4. Step 4: Simplify right side
    10,787.94x = 90,372,356.05
  5. Step 5: Solve for x
    x = 90,372,356.05/10,787.94
  6. Step 6: Final answer
    x = 8,377.17

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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.