Home / 8,028.68-11,078.08-4,670.26

Finding the Fourth Proportional to 8,028.68, 11,078.08 and 4,670.26

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Solution

The fourth proportional to 8,028.68, 11,078.08 and 4,670.26 is: 6,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.68 : 11,078.08 = 4,670.26 : x
  2. Step 2: Convert to fraction form
    8,028.68/11,078.08 = 4,670.26/x
  3. Step 3: Cross multiply
    8,028.68x = 11,078.08 × 4,670.26
  4. Step 4: Simplify right side
    8,028.68x = 51,737,563.11
  5. Step 5: Solve for x
    x = 51,737,563.11/8,028.68
  6. Step 6: Final answer
    x = 6,444.10

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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.