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Finding the Fourth Proportional to 3,655.34, 5,475.24 and 3,527.46

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Solution

The fourth proportional to 3,655.34, 5,475.24 and 3,527.46 is: 5,283.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.34 : 5,475.24 = 3,527.46 : x
  2. Step 2: Convert to fraction form
    3,655.34/5,475.24 = 3,527.46/x
  3. Step 3: Cross multiply
    3,655.34x = 5,475.24 × 3,527.46
  4. Step 4: Simplify right side
    3,655.34x = 19,313,690.09
  5. Step 5: Solve for x
    x = 19,313,690.09/3,655.34
  6. Step 6: Final answer
    x = 5,283.70

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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.