Home / 8,155.39-11,252.51-4,798.35

Finding the Fourth Proportional to 8,155.39, 11,252.51 and 4,798.35

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Solution

The fourth proportional to 8,155.39, 11,252.51 and 4,798.35 is: 6,620.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155.39 : 11,252.51 = 4,798.35 : x
  2. Step 2: Convert to fraction form
    8,155.39/11,252.51 = 4,798.35/x
  3. Step 3: Cross multiply
    8,155.39x = 11,252.51 × 4,798.35
  4. Step 4: Simplify right side
    8,155.39x = 53,993,481.36
  5. Step 5: Solve for x
    x = 53,993,481.36/8,155.39
  6. Step 6: Final answer
    x = 6,620.59

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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.