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Finding the Fourth Proportional to 5,366.84, 7,405.02 and 3,242.70

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Solution

The fourth proportional to 5,366.84, 7,405.02 and 3,242.70 is: 4,474.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,366.84 : 7,405.02 = 3,242.70 : x
  2. Step 2: Convert to fraction form
    5,366.84/7,405.02 = 3,242.70/x
  3. Step 3: Cross multiply
    5,366.84x = 7,405.02 × 3,242.70
  4. Step 4: Simplify right side
    5,366.84x = 24,012,258.35
  5. Step 5: Solve for x
    x = 24,012,258.35/5,366.84
  6. Step 6: Final answer
    x = 4,474.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.