Home / 5,448.88-7,519.80-3,090.16

Finding the Fourth Proportional to 5,448.88, 7,519.80 and 3,090.16

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Solution

The fourth proportional to 5,448.88, 7,519.80 and 3,090.16 is: 4,264.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.88 : 7,519.80 = 3,090.16 : x
  2. Step 2: Convert to fraction form
    5,448.88/7,519.80 = 3,090.16/x
  3. Step 3: Cross multiply
    5,448.88x = 7,519.80 × 3,090.16
  4. Step 4: Simplify right side
    5,448.88x = 23,237,385.17
  5. Step 5: Solve for x
    x = 23,237,385.17/5,448.88
  6. Step 6: Final answer
    x = 4,264.62

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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.