Home / 10,788.04-16,173.42-4,213

Finding the Fourth Proportional to 10,788.04, 16,173.42 and 4,213

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Solution

The fourth proportional to 10,788.04, 16,173.42 and 4,213 is: 6,316.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788.04 : 16,173.42 = 4,213 : x
  2. Step 2: Convert to fraction form
    10,788.04/16,173.42 = 4,213/x
  3. Step 3: Cross multiply
    10,788.04x = 16,173.42 × 4,213
  4. Step 4: Simplify right side
    10,788.04x = 68,138,618.46
  5. Step 5: Solve for x
    x = 68,138,618.46/10,788.04
  6. Step 6: Final answer
    x = 6,316.13

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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.