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Finding the Fourth Proportional to 4,952.93, 7,424.12 and 2,318.21

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Solution

The fourth proportional to 4,952.93, 7,424.12 and 2,318.21 is: 3,474.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,952.93 : 7,424.12 = 2,318.21 : x
  2. Step 2: Convert to fraction form
    4,952.93/7,424.12 = 2,318.21/x
  3. Step 3: Cross multiply
    4,952.93x = 7,424.12 × 2,318.21
  4. Step 4: Simplify right side
    4,952.93x = 17,210,620.51
  5. Step 5: Solve for x
    x = 17,210,620.51/4,952.93
  6. Step 6: Final answer
    x = 3,474.84

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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.