Home / 8,872.07-13,307.29-3,028.32

Finding the Fourth Proportional to 8,872.07, 13,307.29 and 3,028.32

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Solution

The fourth proportional to 8,872.07, 13,307.29 and 3,028.32 is: 4,542.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.07 : 13,307.29 = 3,028.32 : x
  2. Step 2: Convert to fraction form
    8,872.07/13,307.29 = 3,028.32/x
  3. Step 3: Cross multiply
    8,872.07x = 13,307.29 × 3,028.32
  4. Step 4: Simplify right side
    8,872.07x = 40,298,724.88
  5. Step 5: Solve for x
    x = 40,298,724.88/8,872.07
  6. Step 6: Final answer
    x = 4,542.20

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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.