Home / 5,354.93-7,389.35-3,201.42

Finding the Fourth Proportional to 5,354.93, 7,389.35 and 3,201.42

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Solution

The fourth proportional to 5,354.93, 7,389.35 and 3,201.42 is: 4,417.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,354.93 : 7,389.35 = 3,201.42 : x
  2. Step 2: Convert to fraction form
    5,354.93/7,389.35 = 3,201.42/x
  3. Step 3: Cross multiply
    5,354.93x = 7,389.35 × 3,201.42
  4. Step 4: Simplify right side
    5,354.93x = 23,656,412.88
  5. Step 5: Solve for x
    x = 23,656,412.88/5,354.93
  6. Step 6: Final answer
    x = 4,417.69

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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.