Home / 5,090.80-7,024.98-2,994.52

Finding the Fourth Proportional to 5,090.80, 7,024.98 and 2,994.52

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Solution

The fourth proportional to 5,090.80, 7,024.98 and 2,994.52 is: 4,132.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.80 : 7,024.98 = 2,994.52 : x
  2. Step 2: Convert to fraction form
    5,090.80/7,024.98 = 2,994.52/x
  3. Step 3: Cross multiply
    5,090.80x = 7,024.98 × 2,994.52
  4. Step 4: Simplify right side
    5,090.80x = 21,036,443.11
  5. Step 5: Solve for x
    x = 21,036,443.11/5,090.80
  6. Step 6: Final answer
    x = 4,132.25

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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.