Home / 10,208.84-14,087.30-6,231.20

Finding the Fourth Proportional to 10,208.84, 14,087.30 and 6,231.20

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Solution

The fourth proportional to 10,208.84, 14,087.30 and 6,231.20 is: 8,598.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208.84 : 14,087.30 = 6,231.20 : x
  2. Step 2: Convert to fraction form
    10,208.84/14,087.30 = 6,231.20/x
  3. Step 3: Cross multiply
    10,208.84x = 14,087.30 × 6,231.20
  4. Step 4: Simplify right side
    10,208.84x = 87,780,783.76
  5. Step 5: Solve for x
    x = 87,780,783.76/10,208.84
  6. Step 6: Final answer
    x = 8,598.51

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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.