Home / 5,362.90-8,043.27-3,412.42

Finding the Fourth Proportional to 5,362.90, 8,043.27 and 3,412.42

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Solution

The fourth proportional to 5,362.90, 8,043.27 and 3,412.42 is: 5,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362.90 : 8,043.27 = 3,412.42 : x
  2. Step 2: Convert to fraction form
    5,362.90/8,043.27 = 3,412.42/x
  3. Step 3: Cross multiply
    5,362.90x = 8,043.27 × 3,412.42
  4. Step 4: Simplify right side
    5,362.90x = 27,447,015.41
  5. Step 5: Solve for x
    x = 27,447,015.41/5,362.90
  6. Step 6: Final answer
    x = 5,117.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.