Home / 4,458.32-6,688.26-1,993.12

Finding the Fourth Proportional to 4,458.32, 6,688.26 and 1,993.12

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Solution

The fourth proportional to 4,458.32, 6,688.26 and 1,993.12 is: 2,990.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.32 : 6,688.26 = 1,993.12 : x
  2. Step 2: Convert to fraction form
    4,458.32/6,688.26 = 1,993.12/x
  3. Step 3: Cross multiply
    4,458.32x = 6,688.26 × 1,993.12
  4. Step 4: Simplify right side
    4,458.32x = 13,330,504.77
  5. Step 5: Solve for x
    x = 13,330,504.77/4,458.32
  6. Step 6: Final answer
    x = 2,990.03

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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.