Home / 7,982.12-11,014.70-4,795.58

Finding the Fourth Proportional to 7,982.12, 11,014.70 and 4,795.58

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Solution

The fourth proportional to 7,982.12, 11,014.70 and 4,795.58 is: 6,617.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.12 : 11,014.70 = 4,795.58 : x
  2. Step 2: Convert to fraction form
    7,982.12/11,014.70 = 4,795.58/x
  3. Step 3: Cross multiply
    7,982.12x = 11,014.70 × 4,795.58
  4. Step 4: Simplify right side
    7,982.12x = 52,821,875.03
  5. Step 5: Solve for x
    x = 52,821,875.03/7,982.12
  6. Step 6: Final answer
    x = 6,617.52

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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.