Home / 10,206.84-14,084.54-6,229.20

Finding the Fourth Proportional to 10,206.84, 14,084.54 and 6,229.20

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Solution

The fourth proportional to 10,206.84, 14,084.54 and 6,229.20 is: 8,595.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.84 : 14,084.54 = 6,229.20 : x
  2. Step 2: Convert to fraction form
    10,206.84/14,084.54 = 6,229.20/x
  3. Step 3: Cross multiply
    10,206.84x = 14,084.54 × 6,229.20
  4. Step 4: Simplify right side
    10,206.84x = 87,735,416.57
  5. Step 5: Solve for x
    x = 87,735,416.57/10,206.84
  6. Step 6: Final answer
    x = 8,595.75

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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.