Home / 5,345.42-8,002.49-3,117.44

Finding the Fourth Proportional to 5,345.42, 8,002.49 and 3,117.44

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Solution

The fourth proportional to 5,345.42, 8,002.49 and 3,117.44 is: 4,667.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.42 : 8,002.49 = 3,117.44 : x
  2. Step 2: Convert to fraction form
    5,345.42/8,002.49 = 3,117.44/x
  3. Step 3: Cross multiply
    5,345.42x = 8,002.49 × 3,117.44
  4. Step 4: Simplify right side
    5,345.42x = 24,947,226.83
  5. Step 5: Solve for x
    x = 24,947,226.83/5,345.42
  6. Step 6: Final answer
    x = 4,667.03

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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.