Home / 5,402.90-7,453.80-3,308.24

Finding the Fourth Proportional to 5,402.90, 7,453.80 and 3,308.24

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Solution

The fourth proportional to 5,402.90, 7,453.80 and 3,308.24 is: 4,564.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.90 : 7,453.80 = 3,308.24 : x
  2. Step 2: Convert to fraction form
    5,402.90/7,453.80 = 3,308.24/x
  3. Step 3: Cross multiply
    5,402.90x = 7,453.80 × 3,308.24
  4. Step 4: Simplify right side
    5,402.90x = 24,658,959.31
  5. Step 5: Solve for x
    x = 24,658,959.31/5,402.90
  6. Step 6: Final answer
    x = 4,564.02

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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.