Home / 8,585.10-12,877.99-2,345.33

Finding the Fourth Proportional to 8,585.10, 12,877.99 and 2,345.33

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Solution

The fourth proportional to 8,585.10, 12,877.99 and 2,345.33 is: 3,518.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585.10 : 12,877.99 = 2,345.33 : x
  2. Step 2: Convert to fraction form
    8,585.10/12,877.99 = 2,345.33/x
  3. Step 3: Cross multiply
    8,585.10x = 12,877.99 × 2,345.33
  4. Step 4: Simplify right side
    8,585.10x = 30,203,162.62
  5. Step 5: Solve for x
    x = 30,203,162.62/8,585.10
  6. Step 6: Final answer
    x = 3,518.09

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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.