Home / 10,205.53-14,084.45-5,729.58

Finding the Fourth Proportional to 10,205.53, 14,084.45 and 5,729.58

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Solution

The fourth proportional to 10,205.53, 14,084.45 and 5,729.58 is: 7,907.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,205.53 : 14,084.45 = 5,729.58 : x
  2. Step 2: Convert to fraction form
    10,205.53/14,084.45 = 5,729.58/x
  3. Step 3: Cross multiply
    10,205.53x = 14,084.45 × 5,729.58
  4. Step 4: Simplify right side
    10,205.53x = 80,697,883.96
  5. Step 5: Solve for x
    x = 80,697,883.96/10,205.53
  6. Step 6: Final answer
    x = 7,907.27

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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.