Home / 5,090.60-7,024.97-2,852.57

Finding the Fourth Proportional to 5,090.60, 7,024.97 and 2,852.57

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Solution

The fourth proportional to 5,090.60, 7,024.97 and 2,852.57 is: 3,936.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.60 : 7,024.97 = 2,852.57 : x
  2. Step 2: Convert to fraction form
    5,090.60/7,024.97 = 2,852.57/x
  3. Step 3: Cross multiply
    5,090.60x = 7,024.97 × 2,852.57
  4. Step 4: Simplify right side
    5,090.60x = 20,039,169.29
  5. Step 5: Solve for x
    x = 20,039,169.29/5,090.60
  6. Step 6: Final answer
    x = 3,936.51

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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.