Home / 8,155.08-11,252.42-4,569.77

Finding the Fourth Proportional to 8,155.08, 11,252.42 and 4,569.77

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Solution

The fourth proportional to 8,155.08, 11,252.42 and 4,569.77 is: 6,305.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155.08 : 11,252.42 = 4,569.77 : x
  2. Step 2: Convert to fraction form
    8,155.08/11,252.42 = 4,569.77/x
  3. Step 3: Cross multiply
    8,155.08x = 11,252.42 × 4,569.77
  4. Step 4: Simplify right side
    8,155.08x = 51,420,930.47
  5. Step 5: Solve for x
    x = 51,420,930.47/8,155.08
  6. Step 6: Final answer
    x = 6,305.39

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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.