Home / 7,392.81-10,199.66-5,268.68

Finding the Fourth Proportional to 7,392.81, 10,199.66 and 5,268.68

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Solution

The fourth proportional to 7,392.81, 10,199.66 and 5,268.68 is: 7,269.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392.81 : 10,199.66 = 5,268.68 : x
  2. Step 2: Convert to fraction form
    7,392.81/10,199.66 = 5,268.68/x
  3. Step 3: Cross multiply
    7,392.81x = 10,199.66 × 5,268.68
  4. Step 4: Simplify right side
    7,392.81x = 53,738,667.31
  5. Step 5: Solve for x
    x = 53,738,667.31/7,392.81
  6. Step 6: Final answer
    x = 7,269.04

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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.