Home / 10,655.06-14,703.78-6,179.22

Finding the Fourth Proportional to 10,655.06, 14,703.78 and 6,179.22

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Solution

The fourth proportional to 10,655.06, 14,703.78 and 6,179.22 is: 8,527.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,655.06 : 14,703.78 = 6,179.22 : x
  2. Step 2: Convert to fraction form
    10,655.06/14,703.78 = 6,179.22/x
  3. Step 3: Cross multiply
    10,655.06x = 14,703.78 × 6,179.22
  4. Step 4: Simplify right side
    10,655.06x = 90,857,891.45
  5. Step 5: Solve for x
    x = 90,857,891.45/10,655.06
  6. Step 6: Final answer
    x = 8,527.21

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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.