Home / 5,853.45-8,077.52-3,200.90

Finding the Fourth Proportional to 5,853.45, 8,077.52 and 3,200.90

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Solution

The fourth proportional to 5,853.45, 8,077.52 and 3,200.90 is: 4,417.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.45 : 8,077.52 = 3,200.90 : x
  2. Step 2: Convert to fraction form
    5,853.45/8,077.52 = 3,200.90/x
  3. Step 3: Cross multiply
    5,853.45x = 8,077.52 × 3,200.90
  4. Step 4: Simplify right side
    5,853.45x = 25,855,277.38
  5. Step 5: Solve for x
    x = 25,855,277.38/5,853.45
  6. Step 6: Final answer
    x = 4,417.10

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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.