Home / 4,739.14-7,110.56-1,965.12

Finding the Fourth Proportional to 4,739.14, 7,110.56 and 1,965.12

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Solution

The fourth proportional to 4,739.14, 7,110.56 and 1,965.12 is: 2,948.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.14 : 7,110.56 = 1,965.12 : x
  2. Step 2: Convert to fraction form
    4,739.14/7,110.56 = 1,965.12/x
  3. Step 3: Cross multiply
    4,739.14x = 7,110.56 × 1,965.12
  4. Step 4: Simplify right side
    4,739.14x = 13,973,103.67
  5. Step 5: Solve for x
    x = 13,973,103.67/4,739.14
  6. Step 6: Final answer
    x = 2,948.45

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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.