Home / 10,656.49-14,705.67-6,179.96

Finding the Fourth Proportional to 10,656.49, 14,705.67 and 6,179.96

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Solution

The fourth proportional to 10,656.49, 14,705.67 and 6,179.96 is: 8,528.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656.49 : 14,705.67 = 6,179.96 : x
  2. Step 2: Convert to fraction form
    10,656.49/14,705.67 = 6,179.96/x
  3. Step 3: Cross multiply
    10,656.49x = 14,705.67 × 6,179.96
  4. Step 4: Simplify right side
    10,656.49x = 90,880,347.95
  5. Step 5: Solve for x
    x = 90,880,347.95/10,656.49
  6. Step 6: Final answer
    x = 8,528.17

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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.