Home / 10,416.94-15,631.79-4,176.29

Finding the Fourth Proportional to 10,416.94, 15,631.79 and 4,176.29

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Solution

The fourth proportional to 10,416.94, 15,631.79 and 4,176.29 is: 6,267.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,416.94 : 15,631.79 = 4,176.29 : x
  2. Step 2: Convert to fraction form
    10,416.94/15,631.79 = 4,176.29/x
  3. Step 3: Cross multiply
    10,416.94x = 15,631.79 × 4,176.29
  4. Step 4: Simplify right side
    10,416.94x = 65,282,906.46
  5. Step 5: Solve for x
    x = 65,282,906.46/10,416.94
  6. Step 6: Final answer
    x = 6,267.00

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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.