Home / 10,208.80-14,087.84-6,228.48

Finding the Fourth Proportional to 10,208.80, 14,087.84 and 6,228.48

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Solution

The fourth proportional to 10,208.80, 14,087.84 and 6,228.48 is: 8,595.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208.80 : 14,087.84 = 6,228.48 : x
  2. Step 2: Convert to fraction form
    10,208.80/14,087.84 = 6,228.48/x
  3. Step 3: Cross multiply
    10,208.80x = 14,087.84 × 6,228.48
  4. Step 4: Simplify right side
    10,208.80x = 87,745,829.68
  5. Step 5: Solve for x
    x = 87,745,829.68/10,208.80
  6. Step 6: Final answer
    x = 8,595.12

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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.