Home / 8,155.08-11,252.91-4,795.95

Finding the Fourth Proportional to 8,155.08, 11,252.91 and 4,795.95

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Solution

The fourth proportional to 8,155.08, 11,252.91 and 4,795.95 is: 6,617.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155.08 : 11,252.91 = 4,795.95 : x
  2. Step 2: Convert to fraction form
    8,155.08/11,252.91 = 4,795.95/x
  3. Step 3: Cross multiply
    8,155.08x = 11,252.91 × 4,795.95
  4. Step 4: Simplify right side
    8,155.08x = 53,968,393.71
  5. Step 5: Solve for x
    x = 53,968,393.71/8,155.08
  6. Step 6: Final answer
    x = 6,617.76

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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.