Home / 13,181.08-19,758.94-4,856.56

Finding the Fourth Proportional to 13,181.08, 19,758.94 and 4,856.56

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Solution

The fourth proportional to 13,181.08, 19,758.94 and 4,856.56 is: 7,280.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,181.08 : 19,758.94 = 4,856.56 : x
  2. Step 2: Convert to fraction form
    13,181.08/19,758.94 = 4,856.56/x
  3. Step 3: Cross multiply
    13,181.08x = 19,758.94 × 4,856.56
  4. Step 4: Simplify right side
    13,181.08x = 95,960,477.65
  5. Step 5: Solve for x
    x = 95,960,477.65/13,181.08
  6. Step 6: Final answer
    x = 7,280.17

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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.