Home / 10,205.20-14,084.12-5,955.94

Finding the Fourth Proportional to 10,205.20, 14,084.12 and 5,955.94

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Solution

The fourth proportional to 10,205.20, 14,084.12 and 5,955.94 is: 8,219.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,205.20 : 14,084.12 = 5,955.94 : x
  2. Step 2: Convert to fraction form
    10,205.20/14,084.12 = 5,955.94/x
  3. Step 3: Cross multiply
    10,205.20x = 14,084.12 × 5,955.94
  4. Step 4: Simplify right side
    10,205.20x = 83,884,173.67
  5. Step 5: Solve for x
    x = 83,884,173.67/10,205.20
  6. Step 6: Final answer
    x = 8,219.75

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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.