Home / 8,849.28-13,266.48-5,918.64

Finding the Fourth Proportional to 8,849.28, 13,266.48 and 5,918.64

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Solution

The fourth proportional to 8,849.28, 13,266.48 and 5,918.64 is: 8,872.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849.28 : 13,266.48 = 5,918.64 : x
  2. Step 2: Convert to fraction form
    8,849.28/13,266.48 = 5,918.64/x
  3. Step 3: Cross multiply
    8,849.28x = 13,266.48 × 5,918.64
  4. Step 4: Simplify right side
    8,849.28x = 78,519,519.19
  5. Step 5: Solve for x
    x = 78,519,519.19/8,849.28
  6. Step 6: Final answer
    x = 8,872.98

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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.