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Finding the Fourth Proportional to 3,505.95, 5,259.06 and 1,134.54

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Solution

The fourth proportional to 3,505.95, 5,259.06 and 1,134.54 is: 1,701.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.95 : 5,259.06 = 1,134.54 : x
  2. Step 2: Convert to fraction form
    3,505.95/5,259.06 = 1,134.54/x
  3. Step 3: Cross multiply
    3,505.95x = 5,259.06 × 1,134.54
  4. Step 4: Simplify right side
    3,505.95x = 5,966,613.93
  5. Step 5: Solve for x
    x = 5,966,613.93/3,505.95
  6. Step 6: Final answer
    x = 1,701.85

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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.