Home / 5,329.48-7,354.24-3,090.64

Finding the Fourth Proportional to 5,329.48, 7,354.24 and 3,090.64

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Solution

The fourth proportional to 5,329.48, 7,354.24 and 3,090.64 is: 4,264.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.48 : 7,354.24 = 3,090.64 : x
  2. Step 2: Convert to fraction form
    5,329.48/7,354.24 = 3,090.64/x
  3. Step 3: Cross multiply
    5,329.48x = 7,354.24 × 3,090.64
  4. Step 4: Simplify right side
    5,329.48x = 22,729,308.31
  5. Step 5: Solve for x
    x = 22,729,308.31/5,329.48
  6. Step 6: Final answer
    x = 4,264.83

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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.