Home / 11,838.65-17,753.33-4,439.08

Finding the Fourth Proportional to 11,838.65, 17,753.33 and 4,439.08

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Solution

The fourth proportional to 11,838.65, 17,753.33 and 4,439.08 is: 6,656.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.65 : 17,753.33 = 4,439.08 : x
  2. Step 2: Convert to fraction form
    11,838.65/17,753.33 = 4,439.08/x
  3. Step 3: Cross multiply
    11,838.65x = 17,753.33 × 4,439.08
  4. Step 4: Simplify right side
    11,838.65x = 78,808,363.37
  5. Step 5: Solve for x
    x = 78,808,363.37/11,838.65
  6. Step 6: Final answer
    x = 6,656.87

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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.