Home / 7,449.28-10,268.58-5,874.64

Finding the Fourth Proportional to 7,449.28, 10,268.58 and 5,874.64

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Solution

The fourth proportional to 7,449.28, 10,268.58 and 5,874.64 is: 8,097.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.28 : 10,268.58 = 5,874.64 : x
  2. Step 2: Convert to fraction form
    7,449.28/10,268.58 = 5,874.64/x
  3. Step 3: Cross multiply
    7,449.28x = 10,268.58 × 5,874.64
  4. Step 4: Simplify right side
    7,449.28x = 60,324,210.81
  5. Step 5: Solve for x
    x = 60,324,210.81/7,449.28
  6. Step 6: Final answer
    x = 8,097.99

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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.