Home / 8,069.12-11,135.36-4,484.06

Finding the Fourth Proportional to 8,069.12, 11,135.36 and 4,484.06

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Solution

The fourth proportional to 8,069.12, 11,135.36 and 4,484.06 is: 6,187.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.12 : 11,135.36 = 4,484.06 : x
  2. Step 2: Convert to fraction form
    8,069.12/11,135.36 = 4,484.06/x
  3. Step 3: Cross multiply
    8,069.12x = 11,135.36 × 4,484.06
  4. Step 4: Simplify right side
    8,069.12x = 49,931,594.43
  5. Step 5: Solve for x
    x = 49,931,594.43/8,069.12
  6. Step 6: Final answer
    x = 6,187.99

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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.