Home / 5,364.12-7,402.43-3,006.21

Finding the Fourth Proportional to 5,364.12, 7,402.43 and 3,006.21

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Solution

The fourth proportional to 5,364.12, 7,402.43 and 3,006.21 is: 4,148.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,364.12 : 7,402.43 = 3,006.21 : x
  2. Step 2: Convert to fraction form
    5,364.12/7,402.43 = 3,006.21/x
  3. Step 3: Cross multiply
    5,364.12x = 7,402.43 × 3,006.21
  4. Step 4: Simplify right side
    5,364.12x = 22,253,244.06
  5. Step 5: Solve for x
    x = 22,253,244.06/5,364.12
  6. Step 6: Final answer
    x = 4,148.54

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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.