Home / 5,370.52-8,051.68-4,140.36

Finding the Fourth Proportional to 5,370.52, 8,051.68 and 4,140.36

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Solution

The fourth proportional to 5,370.52, 8,051.68 and 4,140.36 is: 6,207.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.52 : 8,051.68 = 4,140.36 : x
  2. Step 2: Convert to fraction form
    5,370.52/8,051.68 = 4,140.36/x
  3. Step 3: Cross multiply
    5,370.52x = 8,051.68 × 4,140.36
  4. Step 4: Simplify right side
    5,370.52x = 33,336,853.80
  5. Step 5: Solve for x
    x = 33,336,853.80/5,370.52
  6. Step 6: Final answer
    x = 6,207.38

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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.