Home / 10,774.55-16,155.21-4,193.08

Finding the Fourth Proportional to 10,774.55, 16,155.21 and 4,193.08

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Solution

The fourth proportional to 10,774.55, 16,155.21 and 4,193.08 is: 6,287.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,774.55 : 16,155.21 = 4,193.08 : x
  2. Step 2: Convert to fraction form
    10,774.55/16,155.21 = 4,193.08/x
  3. Step 3: Cross multiply
    10,774.55x = 16,155.21 × 4,193.08
  4. Step 4: Simplify right side
    10,774.55x = 67,740,007.17
  5. Step 5: Solve for x
    x = 67,740,007.17/10,774.55
  6. Step 6: Final answer
    x = 6,287.04

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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.