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Finding the Fourth Proportional to 5,333.16, 7,998.06 and 1,774.56

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Solution

The fourth proportional to 5,333.16, 7,998.06 and 1,774.56 is: 2,661.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333.16 : 7,998.06 = 1,774.56 : x
  2. Step 2: Convert to fraction form
    5,333.16/7,998.06 = 1,774.56/x
  3. Step 3: Cross multiply
    5,333.16x = 7,998.06 × 1,774.56
  4. Step 4: Simplify right side
    5,333.16x = 14,193,037.35
  5. Step 5: Solve for x
    x = 14,193,037.35/5,333.16
  6. Step 6: Final answer
    x = 2,661.28

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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.