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Finding the Fourth Proportional to 5,669.46, 8,505.54 and 1,774.17

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Solution

The fourth proportional to 5,669.46, 8,505.54 and 1,774.17 is: 2,661.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.46 : 8,505.54 = 1,774.17 : x
  2. Step 2: Convert to fraction form
    5,669.46/8,505.54 = 1,774.17/x
  3. Step 3: Cross multiply
    5,669.46x = 8,505.54 × 1,774.17
  4. Step 4: Simplify right side
    5,669.46x = 15,090,273.90
  5. Step 5: Solve for x
    x = 15,090,273.90/5,669.46
  6. Step 6: Final answer
    x = 2,661.68

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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.