Home / 7,197-9,936.18-4,717.32

Finding the Fourth Proportional to 7,197, 9,936.18 and 4,717.32

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Solution

The fourth proportional to 7,197, 9,936.18 and 4,717.32 is: 6,512.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197 : 9,936.18 = 4,717.32 : x
  2. Step 2: Convert to fraction form
    7,197/9,936.18 = 4,717.32/x
  3. Step 3: Cross multiply
    7,197x = 9,936.18 × 4,717.32
  4. Step 4: Simplify right side
    7,197x = 46,872,140.64
  5. Step 5: Solve for x
    x = 46,872,140.64/7,197
  6. Step 6: Final answer
    x = 6,512.73

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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.