Home / 9,712.39-14,568.57-3,867.64

Finding the Fourth Proportional to 9,712.39, 14,568.57 and 3,867.64

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Solution

The fourth proportional to 9,712.39, 14,568.57 and 3,867.64 is: 5,801.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712.39 : 14,568.57 = 3,867.64 : x
  2. Step 2: Convert to fraction form
    9,712.39/14,568.57 = 3,867.64/x
  3. Step 3: Cross multiply
    9,712.39x = 14,568.57 × 3,867.64
  4. Step 4: Simplify right side
    9,712.39x = 56,345,984.07
  5. Step 5: Solve for x
    x = 56,345,984.07/9,712.39
  6. Step 6: Final answer
    x = 5,801.45

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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.