Home / 5,239.60-7,852.70-2,460.12

Finding the Fourth Proportional to 5,239.60, 7,852.70 and 2,460.12

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Solution

The fourth proportional to 5,239.60, 7,852.70 and 2,460.12 is: 3,687.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239.60 : 7,852.70 = 2,460.12 : x
  2. Step 2: Convert to fraction form
    5,239.60/7,852.70 = 2,460.12/x
  3. Step 3: Cross multiply
    5,239.60x = 7,852.70 × 2,460.12
  4. Step 4: Simplify right side
    5,239.60x = 19,318,584.32
  5. Step 5: Solve for x
    x = 19,318,584.32/5,239.60
  6. Step 6: Final answer
    x = 3,687.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.