Home / 10,774.62-16,155.65-4,193.07

Finding the Fourth Proportional to 10,774.62, 16,155.65 and 4,193.07

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Solution

The fourth proportional to 10,774.62, 16,155.65 and 4,193.07 is: 6,287.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,774.62 : 16,155.65 = 4,193.07 : x
  2. Step 2: Convert to fraction form
    10,774.62/16,155.65 = 4,193.07/x
  3. Step 3: Cross multiply
    10,774.62x = 16,155.65 × 4,193.07
  4. Step 4: Simplify right side
    10,774.62x = 67,741,721.24
  5. Step 5: Solve for x
    x = 67,741,721.24/10,774.62
  6. Step 6: Final answer
    x = 6,287.16

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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.