Home / 7,197.66-10,783.33-5,218.38

Finding the Fourth Proportional to 7,197.66, 10,783.33 and 5,218.38

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Solution

The fourth proportional to 7,197.66, 10,783.33 and 5,218.38 is: 7,818.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197.66 : 10,783.33 = 5,218.38 : x
  2. Step 2: Convert to fraction form
    7,197.66/10,783.33 = 5,218.38/x
  3. Step 3: Cross multiply
    7,197.66x = 10,783.33 × 5,218.38
  4. Step 4: Simplify right side
    7,197.66x = 56,271,513.61
  5. Step 5: Solve for x
    x = 56,271,513.61/7,197.66
  6. Step 6: Final answer
    x = 7,818.03

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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.