Home / 5,366.84-7,405.02-3,242.72

Finding the Fourth Proportional to 5,366.84, 7,405.02 and 3,242.72

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Solution

The fourth proportional to 5,366.84, 7,405.02 and 3,242.72 is: 4,474.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,366.84 : 7,405.02 = 3,242.72 : x
  2. Step 2: Convert to fraction form
    5,366.84/7,405.02 = 3,242.72/x
  3. Step 3: Cross multiply
    5,366.84x = 7,405.02 × 3,242.72
  4. Step 4: Simplify right side
    5,366.84x = 24,012,369.43
  5. Step 5: Solve for x
    x = 24,012,369.43/5,366.84
  6. Step 6: Final answer
    x = 4,474.21

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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.