Home / 5,080.48-7,011.04-2,842.34

Finding the Fourth Proportional to 5,080.48, 7,011.04 and 2,842.34

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Solution

The fourth proportional to 5,080.48, 7,011.04 and 2,842.34 is: 3,922.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.48 : 7,011.04 = 2,842.34 : x
  2. Step 2: Convert to fraction form
    5,080.48/7,011.04 = 2,842.34/x
  3. Step 3: Cross multiply
    5,080.48x = 7,011.04 × 2,842.34
  4. Step 4: Simplify right side
    5,080.48x = 19,927,759.43
  5. Step 5: Solve for x
    x = 19,927,759.43/5,080.48
  6. Step 6: Final answer
    x = 3,922.42

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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.