Home / 4,993.11-7,487.91-1,705.32

Finding the Fourth Proportional to 4,993.11, 7,487.91 and 1,705.32

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Solution

The fourth proportional to 4,993.11, 7,487.91 and 1,705.32 is: 2,557.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,993.11 : 7,487.91 = 1,705.32 : x
  2. Step 2: Convert to fraction form
    4,993.11/7,487.91 = 1,705.32/x
  3. Step 3: Cross multiply
    4,993.11x = 7,487.91 × 1,705.32
  4. Step 4: Simplify right side
    4,993.11x = 12,769,282.68
  5. Step 5: Solve for x
    x = 12,769,282.68/4,993.11
  6. Step 6: Final answer
    x = 2,557.38

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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.